Home / 114,854.29-158,499.05-63,866.45

Finding the Fourth Proportional to 114,854.29, 158,499.05 and 63,866.45

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Solution

The fourth proportional to 114,854.29, 158,499.05 and 63,866.45 is: 88,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,854.29 : 158,499.05 = 63,866.45 : x
  2. Step 2: Convert to fraction form
    114,854.29/158,499.05 = 63,866.45/x
  3. Step 3: Cross multiply
    114,854.29x = 158,499.05 × 63,866.45
  4. Step 4: Simplify right side
    114,854.29x = 10,122,771,728.79
  5. Step 5: Solve for x
    x = 10,122,771,728.79/114,854.29
  6. Step 6: Final answer
    x = 88,135.78

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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.