Home / 55,158.12-82,723.56-25,547.52

Finding the Fourth Proportional to 55,158.12, 82,723.56 and 25,547.52

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Solution

The fourth proportional to 55,158.12, 82,723.56 and 25,547.52 is: 38,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,158.12 : 82,723.56 = 25,547.52 : x
  2. Step 2: Convert to fraction form
    55,158.12/82,723.56 = 25,547.52/x
  3. Step 3: Cross multiply
    55,158.12x = 82,723.56 × 25,547.52
  4. Step 4: Simplify right side
    55,158.12x = 2,113,381,803.57
  5. Step 5: Solve for x
    x = 2,113,381,803.57/55,158.12
  6. Step 6: Final answer
    x = 38,314.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.