Home / 83,007.66-114,587.67-56,231.49

Finding the Fourth Proportional to 83,007.66, 114,587.67 and 56,231.49

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Solution

The fourth proportional to 83,007.66, 114,587.67 and 56,231.49 is: 77,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,007.66 : 114,587.67 = 56,231.49 : x
  2. Step 2: Convert to fraction form
    83,007.66/114,587.67 = 56,231.49/x
  3. Step 3: Cross multiply
    83,007.66x = 114,587.67 × 56,231.49
  4. Step 4: Simplify right side
    83,007.66x = 6,443,435,419.73
  5. Step 5: Solve for x
    x = 6,443,435,419.73/83,007.66
  6. Step 6: Final answer
    x = 77,624.59

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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.