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Finding the Fourth Proportional to 62,004.80, 93,007.20 and 43,342.40

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Solution

The fourth proportional to 62,004.80, 93,007.20 and 43,342.40 is: 65,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,004.80 : 93,007.20 = 43,342.40 : x
  2. Step 2: Convert to fraction form
    62,004.80/93,007.20 = 43,342.40/x
  3. Step 3: Cross multiply
    62,004.80x = 93,007.20 × 43,342.40
  4. Step 4: Simplify right side
    62,004.80x = 4,031,155,265.28
  5. Step 5: Solve for x
    x = 4,031,155,265.28/62,004.80
  6. Step 6: Final answer
    x = 65,013.60

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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.