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Finding the Fourth Proportional to 88,000.80, 132,001.20 and 46,010.40

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Solution

The fourth proportional to 88,000.80, 132,001.20 and 46,010.40 is: 69,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.80 : 132,001.20 = 46,010.40 : x
  2. Step 2: Convert to fraction form
    88,000.80/132,001.20 = 46,010.40/x
  3. Step 3: Cross multiply
    88,000.80x = 132,001.20 × 46,010.40
  4. Step 4: Simplify right side
    88,000.80x = 6,073,428,012.48
  5. Step 5: Solve for x
    x = 6,073,428,012.48/88,000.80
  6. Step 6: Final answer
    x = 69,015.60

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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.