Home / 96,577.76-133,276.89-54,136.30

Finding the Fourth Proportional to 96,577.76, 133,276.89 and 54,136.30

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Solution

The fourth proportional to 96,577.76, 133,276.89 and 54,136.30 is: 74,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,577.76 : 133,276.89 = 54,136.30 : x
  2. Step 2: Convert to fraction form
    96,577.76/133,276.89 = 54,136.30/x
  3. Step 3: Cross multiply
    96,577.76x = 133,276.89 × 54,136.30
  4. Step 4: Simplify right side
    96,577.76x = 7,215,117,033.72
  5. Step 5: Solve for x
    x = 7,215,117,033.72/96,577.76
  6. Step 6: Final answer
    x = 74,707.85

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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.