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Finding the Fourth Proportional to 88,200.30, 132,300.45 and 46,728.30

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Solution

The fourth proportional to 88,200.30, 132,300.45 and 46,728.30 is: 70,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,200.30 : 132,300.45 = 46,728.30 : x
  2. Step 2: Convert to fraction form
    88,200.30/132,300.45 = 46,728.30/x
  3. Step 3: Cross multiply
    88,200.30x = 132,300.45 × 46,728.30
  4. Step 4: Simplify right side
    88,200.30x = 6,182,175,117.74
  5. Step 5: Solve for x
    x = 6,182,175,117.74/88,200.30
  6. Step 6: Final answer
    x = 70,092.45

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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.