Home / 115,423.60-173,135.40-48,841.60

Finding the Fourth Proportional to 115,423.60, 173,135.40 and 48,841.60

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Solution

The fourth proportional to 115,423.60, 173,135.40 and 48,841.60 is: 73,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,423.60 : 173,135.40 = 48,841.60 : x
  2. Step 2: Convert to fraction form
    115,423.60/173,135.40 = 48,841.60/x
  3. Step 3: Cross multiply
    115,423.60x = 173,135.40 × 48,841.60
  4. Step 4: Simplify right side
    115,423.60x = 8,456,209,952.64
  5. Step 5: Solve for x
    x = 8,456,209,952.64/115,423.60
  6. Step 6: Final answer
    x = 73,262.40

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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.