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Finding the Fourth Proportional to 59,080.40, 88,663.80 and 39,352.40

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Solution

The fourth proportional to 59,080.40, 88,663.80 and 39,352.40 is: 59,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,080.40 : 88,663.80 = 39,352.40 : x
  2. Step 2: Convert to fraction form
    59,080.40/88,663.80 = 39,352.40/x
  3. Step 3: Cross multiply
    59,080.40x = 88,663.80 × 39,352.40
  4. Step 4: Simplify right side
    59,080.40x = 3,489,133,323.12
  5. Step 5: Solve for x
    x = 3,489,133,323.12/59,080.40
  6. Step 6: Final answer
    x = 59,057.37

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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.