Home / 55,723.60-83,561.10-22,432.60

Finding the Fourth Proportional to 55,723.60, 83,561.10 and 22,432.60

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Solution

The fourth proportional to 55,723.60, 83,561.10 and 22,432.60 is: 33,639.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.60 : 83,561.10 = 22,432.60 : x
  2. Step 2: Convert to fraction form
    55,723.60/83,561.10 = 22,432.60/x
  3. Step 3: Cross multiply
    55,723.60x = 83,561.10 × 22,432.60
  4. Step 4: Simplify right side
    55,723.60x = 1,874,492,731.86
  5. Step 5: Solve for x
    x = 1,874,492,731.86/55,723.60
  6. Step 6: Final answer
    x = 33,639.12

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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.