Home / 96,278.32-132,869.96-53,839.72

Finding the Fourth Proportional to 96,278.32, 132,869.96 and 53,839.72

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Solution

The fourth proportional to 96,278.32, 132,869.96 and 53,839.72 is: 74,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,278.32 : 132,869.96 = 53,839.72 : x
  2. Step 2: Convert to fraction form
    96,278.32/132,869.96 = 53,839.72/x
  3. Step 3: Cross multiply
    96,278.32x = 132,869.96 × 53,839.72
  4. Step 4: Simplify right side
    96,278.32x = 7,153,681,442.81
  5. Step 5: Solve for x
    x = 7,153,681,442.81/96,278.32
  6. Step 6: Final answer
    x = 74,302.10

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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.