Home / 55,931.60-77,187.40-32,062.78

Finding the Fourth Proportional to 55,931.60, 77,187.40 and 32,062.78

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Solution

The fourth proportional to 55,931.60, 77,187.40 and 32,062.78 is: 44,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,931.60 : 77,187.40 = 32,062.78 : x
  2. Step 2: Convert to fraction form
    55,931.60/77,187.40 = 32,062.78/x
  3. Step 3: Cross multiply
    55,931.60x = 77,187.40 × 32,062.78
  4. Step 4: Simplify right side
    55,931.60x = 2,474,842,624.97
  5. Step 5: Solve for x
    x = 2,474,842,624.97/55,931.60
  6. Step 6: Final answer
    x = 44,247.66

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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.