Home / 130,342.59-179,876.57-73,752.75

Finding the Fourth Proportional to 130,342.59, 179,876.57 and 73,752.75

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Solution

The fourth proportional to 130,342.59, 179,876.57 and 73,752.75 is: 101,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,342.59 : 179,876.57 = 73,752.75 : x
  2. Step 2: Convert to fraction form
    130,342.59/179,876.57 = 73,752.75/x
  3. Step 3: Cross multiply
    130,342.59x = 179,876.57 × 73,752.75
  4. Step 4: Simplify right side
    130,342.59x = 13,266,391,329.30
  5. Step 5: Solve for x
    x = 13,266,391,329.30/130,342.59
  6. Step 6: Final answer
    x = 101,780.94

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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.