Home / 314,132.62-471,196.76-127,141.42

Finding the Fourth Proportional to 314,132.62, 471,196.76 and 127,141.42

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Solution

The fourth proportional to 314,132.62, 471,196.76 and 127,141.42 is: 190,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,132.62 : 471,196.76 = 127,141.42 : x
  2. Step 2: Convert to fraction form
    314,132.62/471,196.76 = 127,141.42/x
  3. Step 3: Cross multiply
    314,132.62x = 471,196.76 × 127,141.42
  4. Step 4: Simplify right side
    314,132.62x = 59,908,625,165.80
  5. Step 5: Solve for x
    x = 59,908,625,165.80/314,132.62
  6. Step 6: Final answer
    x = 190,711.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.