Home / 93,517.20-140,178.60-51,332.40

Finding the Fourth Proportional to 93,517.20, 140,178.60 and 51,332.40

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Solution

The fourth proportional to 93,517.20, 140,178.60 and 51,332.40 is: 76,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,517.20 : 140,178.60 = 51,332.40 : x
  2. Step 2: Convert to fraction form
    93,517.20/140,178.60 = 51,332.40/x
  3. Step 3: Cross multiply
    93,517.20x = 140,178.60 × 51,332.40
  4. Step 4: Simplify right side
    93,517.20x = 7,195,703,966.64
  5. Step 5: Solve for x
    x = 7,195,703,966.64/93,517.20
  6. Step 6: Final answer
    x = 76,945.25

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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.