Home / 109,610.16-151,246.89-61,206.18

Finding the Fourth Proportional to 109,610.16, 151,246.89 and 61,206.18

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Solution

The fourth proportional to 109,610.16, 151,246.89 and 61,206.18 is: 84,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,610.16 : 151,246.89 = 61,206.18 : x
  2. Step 2: Convert to fraction form
    109,610.16/151,246.89 = 61,206.18/x
  3. Step 3: Cross multiply
    109,610.16x = 151,246.89 × 61,206.18
  4. Step 4: Simplify right side
    109,610.16x = 9,257,244,373.78
  5. Step 5: Solve for x
    x = 9,257,244,373.78/109,610.16
  6. Step 6: Final answer
    x = 84,456.08

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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.