Home / 96,689.92-133,431.96-54,252.40

Finding the Fourth Proportional to 96,689.92, 133,431.96 and 54,252.40

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Solution

The fourth proportional to 96,689.92, 133,431.96 and 54,252.40 is: 74,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,689.92 : 133,431.96 = 54,252.40 : x
  2. Step 2: Convert to fraction form
    96,689.92/133,431.96 = 54,252.40/x
  3. Step 3: Cross multiply
    96,689.92x = 133,431.96 × 54,252.40
  4. Step 4: Simplify right side
    96,689.92x = 7,239,004,066.70
  5. Step 5: Solve for x
    x = 7,239,004,066.70/96,689.92
  6. Step 6: Final answer
    x = 74,868.24

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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.