Home / 58,581.58-80,842.66-31,724.13

Finding the Fourth Proportional to 58,581.58, 80,842.66 and 31,724.13

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Solution

The fourth proportional to 58,581.58, 80,842.66 and 31,724.13 is: 43,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,581.58 : 80,842.66 = 31,724.13 : x
  2. Step 2: Convert to fraction form
    58,581.58/80,842.66 = 31,724.13/x
  3. Step 3: Cross multiply
    58,581.58x = 80,842.66 × 31,724.13
  4. Step 4: Simplify right side
    58,581.58x = 2,564,663,051.87
  5. Step 5: Solve for x
    x = 2,564,663,051.87/58,581.58
  6. Step 6: Final answer
    x = 43,779.34

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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.