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Finding the Fourth Proportional to 83,235,000.30, 124,852,500.45 and 83,235,000.30

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Solution

The fourth proportional to 83,235,000.30, 124,852,500.45 and 83,235,000.30 is: 124,852,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,235,000.30 : 124,852,500.45 = 83,235,000.30 : x
  2. Step 2: Convert to fraction form
    83,235,000.30/124,852,500.45 = 83,235,000.30/x
  3. Step 3: Cross multiply
    83,235,000.30x = 124,852,500.45 × 83,235,000.30
  4. Step 4: Simplify right side
    83,235,000.30x = 10,392,097,912,411,500
  5. Step 5: Solve for x
    x = 10,392,097,912,411,500/83,235,000.30
  6. Step 6: Final answer
    x = 124,852,500.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.