Home / 58,577.67-80,837.04-31,720.18

Finding the Fourth Proportional to 58,577.67, 80,837.04 and 31,720.18

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Solution

The fourth proportional to 58,577.67, 80,837.04 and 31,720.18 is: 43,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,577.67 : 80,837.04 = 31,720.18 : x
  2. Step 2: Convert to fraction form
    58,577.67/80,837.04 = 31,720.18/x
  3. Step 3: Cross multiply
    58,577.67x = 80,837.04 × 31,720.18
  4. Step 4: Simplify right side
    58,577.67x = 2,564,165,037.38
  5. Step 5: Solve for x
    x = 2,564,165,037.38/58,577.67
  6. Step 6: Final answer
    x = 43,773.76

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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.