Home / 251,281.52-376,984.13-124,981.58

Finding the Fourth Proportional to 251,281.52, 376,984.13 and 124,981.58

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Solution

The fourth proportional to 251,281.52, 376,984.13 and 124,981.58 is: 187,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,281.52 : 376,984.13 = 124,981.58 : x
  2. Step 2: Convert to fraction form
    251,281.52/376,984.13 = 124,981.58/x
  3. Step 3: Cross multiply
    251,281.52x = 376,984.13 × 124,981.58
  4. Step 4: Simplify right side
    251,281.52x = 47,116,072,519.88
  5. Step 5: Solve for x
    x = 47,116,072,519.88/251,281.52
  6. Step 6: Final answer
    x = 187,503.14

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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.