Home / 89,832.38-124,017.28-54,030.38

Finding the Fourth Proportional to 89,832.38, 124,017.28 and 54,030.38

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Solution

The fourth proportional to 89,832.38, 124,017.28 and 54,030.38 is: 74,591.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,832.38 : 124,017.28 = 54,030.38 : x
  2. Step 2: Convert to fraction form
    89,832.38/124,017.28 = 54,030.38/x
  3. Step 3: Cross multiply
    89,832.38x = 124,017.28 × 54,030.38
  4. Step 4: Simplify right side
    89,832.38x = 6,700,700,009.80
  5. Step 5: Solve for x
    x = 6,700,700,009.80/89,832.38
  6. Step 6: Final answer
    x = 74,591.15

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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.