Home / 251,815.20-377,679.60-93,962.40

Finding the Fourth Proportional to 251,815.20, 377,679.60 and 93,962.40

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Solution

The fourth proportional to 251,815.20, 377,679.60 and 93,962.40 is: 140,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,815.20 : 377,679.60 = 93,962.40 : x
  2. Step 2: Convert to fraction form
    251,815.20/377,679.60 = 93,962.40/x
  3. Step 3: Cross multiply
    251,815.20x = 377,679.60 × 93,962.40
  4. Step 4: Simplify right side
    251,815.20x = 35,487,681,647.04
  5. Step 5: Solve for x
    x = 35,487,681,647.04/251,815.20
  6. Step 6: Final answer
    x = 140,927.48

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1.5x scale

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.