Home / 97,731.20-146,596.80-58,332.80

Finding the Fourth Proportional to 97,731.20, 146,596.80 and 58,332.80

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Solution

The fourth proportional to 97,731.20, 146,596.80 and 58,332.80 is: 87,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,731.20 : 146,596.80 = 58,332.80 : x
  2. Step 2: Convert to fraction form
    97,731.20/146,596.80 = 58,332.80/x
  3. Step 3: Cross multiply
    97,731.20x = 146,596.80 × 58,332.80
  4. Step 4: Simplify right side
    97,731.20x = 8,551,401,815.04
  5. Step 5: Solve for x
    x = 8,551,401,815.04/97,731.20
  6. Step 6: Final answer
    x = 87,499.20

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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.