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Finding the Fourth Proportional to 63,577.59, 87,742.08 and 35,287.53

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Solution

The fourth proportional to 63,577.59, 87,742.08 and 35,287.53 is: 48,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,577.59 : 87,742.08 = 35,287.53 : x
  2. Step 2: Convert to fraction form
    63,577.59/87,742.08 = 35,287.53/x
  3. Step 3: Cross multiply
    63,577.59x = 87,742.08 × 35,287.53
  4. Step 4: Simplify right side
    63,577.59x = 3,096,201,280.26
  5. Step 5: Solve for x
    x = 3,096,201,280.26/63,577.59
  6. Step 6: Final answer
    x = 48,699.57

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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.