Home / 58,577.18-80,836.89-31,719.69

Finding the Fourth Proportional to 58,577.18, 80,836.89 and 31,719.69

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Solution

The fourth proportional to 58,577.18, 80,836.89 and 31,719.69 is: 43,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,577.18 : 80,836.89 = 31,719.69 : x
  2. Step 2: Convert to fraction form
    58,577.18/80,836.89 = 31,719.69/x
  3. Step 3: Cross multiply
    58,577.18x = 80,836.89 × 31,719.69
  4. Step 4: Simplify right side
    58,577.18x = 2,564,121,091.36
  5. Step 5: Solve for x
    x = 2,564,121,091.36/58,577.18
  6. Step 6: Final answer
    x = 43,773.38

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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.