Home / 56,660.18-78,187.19-32,461.20

Finding the Fourth Proportional to 56,660.18, 78,187.19 and 32,461.20

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Solution

The fourth proportional to 56,660.18, 78,187.19 and 32,461.20 is: 44,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660.18 : 78,187.19 = 32,461.20 : x
  2. Step 2: Convert to fraction form
    56,660.18/78,187.19 = 32,461.20/x
  3. Step 3: Cross multiply
    56,660.18x = 78,187.19 × 32,461.20
  4. Step 4: Simplify right side
    56,660.18x = 2,538,049,849.72
  5. Step 5: Solve for x
    x = 2,538,049,849.72/56,660.18
  6. Step 6: Final answer
    x = 44,794.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.