Home / 131,937.85-197,901.91-57,076.84

Finding the Fourth Proportional to 131,937.85, 197,901.91 and 57,076.84

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Solution

The fourth proportional to 131,937.85, 197,901.91 and 57,076.84 is: 85,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,937.85 : 197,901.91 = 57,076.84 : x
  2. Step 2: Convert to fraction form
    131,937.85/197,901.91 = 57,076.84/x
  3. Step 3: Cross multiply
    131,937.85x = 197,901.91 × 57,076.84
  4. Step 4: Simplify right side
    131,937.85x = 11,295,615,652.76
  5. Step 5: Solve for x
    x = 11,295,615,652.76/131,937.85
  6. Step 6: Final answer
    x = 85,613.16

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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.