Home / 61,119.20-84,345.36-37,246.88

Finding the Fourth Proportional to 61,119.20, 84,345.36 and 37,246.88

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Solution

The fourth proportional to 61,119.20, 84,345.36 and 37,246.88 is: 51,401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,119.20 : 84,345.36 = 37,246.88 : x
  2. Step 2: Convert to fraction form
    61,119.20/84,345.36 = 37,246.88/x
  3. Step 3: Cross multiply
    61,119.20x = 84,345.36 × 37,246.88
  4. Step 4: Simplify right side
    61,119.20x = 3,141,601,502.48
  5. Step 5: Solve for x
    x = 3,141,601,502.48/61,119.20
  6. Step 6: Final answer
    x = 51,401.22

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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.