Home / 96,358.72-133,019.60-56,057.76

Finding the Fourth Proportional to 96,358.72, 133,019.60 and 56,057.76

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Solution

The fourth proportional to 96,358.72, 133,019.60 and 56,057.76 is: 77,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,358.72 : 133,019.60 = 56,057.76 : x
  2. Step 2: Convert to fraction form
    96,358.72/133,019.60 = 56,057.76/x
  3. Step 3: Cross multiply
    96,358.72x = 133,019.60 × 56,057.76
  4. Step 4: Simplify right side
    96,358.72x = 7,456,780,812.10
  5. Step 5: Solve for x
    x = 7,456,780,812.10/96,358.72
  6. Step 6: Final answer
    x = 77,385.64

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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.