Home / 96,670.14-133,404.21-56,380.74

Finding the Fourth Proportional to 96,670.14, 133,404.21 and 56,380.74

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Solution

The fourth proportional to 96,670.14, 133,404.21 and 56,380.74 is: 77,805.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,670.14 : 133,404.21 = 56,380.74 : x
  2. Step 2: Convert to fraction form
    96,670.14/133,404.21 = 56,380.74/x
  3. Step 3: Cross multiply
    96,670.14x = 133,404.21 × 56,380.74
  4. Step 4: Simplify right side
    96,670.14x = 7,521,428,078.92
  5. Step 5: Solve for x
    x = 7,521,428,078.92/96,670.14
  6. Step 6: Final answer
    x = 77,805.08

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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.