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Finding the Fourth Proportional to 63,902.93, 88,192.60 and 38,417.59

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Solution

The fourth proportional to 63,902.93, 88,192.60 and 38,417.59 is: 53,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,902.93 : 88,192.60 = 38,417.59 : x
  2. Step 2: Convert to fraction form
    63,902.93/88,192.60 = 38,417.59/x
  3. Step 3: Cross multiply
    63,902.93x = 88,192.60 × 38,417.59
  4. Step 4: Simplify right side
    63,902.93x = 3,388,147,162.03
  5. Step 5: Solve for x
    x = 3,388,147,162.03/63,902.93
  6. Step 6: Final answer
    x = 53,020.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.