Home / 251,176.20-376,721.10-93,323.40

Finding the Fourth Proportional to 251,176.20, 376,721.10 and 93,323.40

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Solution

The fourth proportional to 251,176.20, 376,721.10 and 93,323.40 is: 139,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,176.20 : 376,721.10 = 93,323.40 : x
  2. Step 2: Convert to fraction form
    251,176.20/376,721.10 = 93,323.40/x
  3. Step 3: Cross multiply
    251,176.20x = 376,721.10 × 93,323.40
  4. Step 4: Simplify right side
    251,176.20x = 35,156,893,903.74
  5. Step 5: Solve for x
    x = 35,156,893,903.74/251,176.20
  6. Step 6: Final answer
    x = 139,969.05

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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.