Home / 114,277.60-157,781.02-71,273.90

Finding the Fourth Proportional to 114,277.60, 157,781.02 and 71,273.90

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Solution

The fourth proportional to 114,277.60, 157,781.02 and 71,273.90 is: 98,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,277.60 : 157,781.02 = 71,273.90 : x
  2. Step 2: Convert to fraction form
    114,277.60/157,781.02 = 71,273.90/x
  3. Step 3: Cross multiply
    114,277.60x = 157,781.02 × 71,273.90
  4. Step 4: Simplify right side
    114,277.60x = 11,245,668,641.38
  5. Step 5: Solve for x
    x = 11,245,668,641.38/114,277.60
  6. Step 6: Final answer
    x = 98,406.59

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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.