Home / 96,463.47-133,119-54,021.90

Finding the Fourth Proportional to 96,463.47, 133,119 and 54,021.90

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Solution

The fourth proportional to 96,463.47, 133,119 and 54,021.90 is: 74,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,463.47 : 133,119 = 54,021.90 : x
  2. Step 2: Convert to fraction form
    96,463.47/133,119 = 54,021.90/x
  3. Step 3: Cross multiply
    96,463.47x = 133,119 × 54,021.90
  4. Step 4: Simplify right side
    96,463.47x = 7,191,341,306.10
  5. Step 5: Solve for x
    x = 7,191,341,306.10/96,463.47
  6. Step 6: Final answer
    x = 74,549.89

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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.