Home / 237,717.12-328,034.75-130,279.53

Finding the Fourth Proportional to 237,717.12, 328,034.75 and 130,279.53

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Solution

The fourth proportional to 237,717.12, 328,034.75 and 130,279.53 is: 179,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,717.12 : 328,034.75 = 130,279.53 : x
  2. Step 2: Convert to fraction form
    237,717.12/328,034.75 = 130,279.53/x
  3. Step 3: Cross multiply
    237,717.12x = 328,034.75 × 130,279.53
  4. Step 4: Simplify right side
    237,717.12x = 42,736,213,053.67
  5. Step 5: Solve for x
    x = 42,736,213,053.67/237,717.12
  6. Step 6: Final answer
    x = 179,777.60

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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.