Home / 175,702.28-242,370.15-111,151.49

Finding the Fourth Proportional to 175,702.28, 242,370.15 and 111,151.49

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Solution

The fourth proportional to 175,702.28, 242,370.15 and 111,151.49 is: 153,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,702.28 : 242,370.15 = 111,151.49 : x
  2. Step 2: Convert to fraction form
    175,702.28/242,370.15 = 111,151.49/x
  3. Step 3: Cross multiply
    175,702.28x = 242,370.15 × 111,151.49
  4. Step 4: Simplify right side
    175,702.28x = 26,939,802,092.17
  5. Step 5: Solve for x
    x = 26,939,802,092.17/175,702.28
  6. Step 6: Final answer
    x = 153,326.43

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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.