Home / 96,651.68-133,402.28-56,385.36

Finding the Fourth Proportional to 96,651.68, 133,402.28 and 56,385.36

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Solution

The fourth proportional to 96,651.68, 133,402.28 and 56,385.36 is: 77,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,651.68 : 133,402.28 = 56,385.36 : x
  2. Step 2: Convert to fraction form
    96,651.68/133,402.28 = 56,385.36/x
  3. Step 3: Cross multiply
    96,651.68x = 133,402.28 × 56,385.36
  4. Step 4: Simplify right side
    96,651.68x = 7,521,935,300.69
  5. Step 5: Solve for x
    x = 7,521,935,300.69/96,651.68
  6. Step 6: Final answer
    x = 77,825.19

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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.