Home / 96,572.72-133,276.50-54,131.25

Finding the Fourth Proportional to 96,572.72, 133,276.50 and 54,131.25

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Solution

The fourth proportional to 96,572.72, 133,276.50 and 54,131.25 is: 74,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,572.72 : 133,276.50 = 54,131.25 : x
  2. Step 2: Convert to fraction form
    96,572.72/133,276.50 = 54,131.25/x
  3. Step 3: Cross multiply
    96,572.72x = 133,276.50 × 54,131.25
  4. Step 4: Simplify right side
    96,572.72x = 7,214,423,540.63
  5. Step 5: Solve for x
    x = 7,214,423,540.63/96,572.72
  6. Step 6: Final answer
    x = 74,704.57

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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.