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Finding the Fourth Proportional to 62,987.99, 94,481.40 and 25,539.16

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Solution

The fourth proportional to 62,987.99, 94,481.40 and 25,539.16 is: 38,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,987.99 : 94,481.40 = 25,539.16 : x
  2. Step 2: Convert to fraction form
    62,987.99/94,481.40 = 25,539.16/x
  3. Step 3: Cross multiply
    62,987.99x = 94,481.40 × 25,539.16
  4. Step 4: Simplify right side
    62,987.99x = 2,412,975,700.13
  5. Step 5: Solve for x
    x = 2,412,975,700.13/62,987.99
  6. Step 6: Final answer
    x = 38,308.50

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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.