Home / 109,588.32-151,233.12-61,842.24

Finding the Fourth Proportional to 109,588.32, 151,233.12 and 61,842.24

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Solution

The fourth proportional to 109,588.32, 151,233.12 and 61,842.24 is: 85,342.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,588.32 : 151,233.12 = 61,842.24 : x
  2. Step 2: Convert to fraction form
    109,588.32/151,233.12 = 61,842.24/x
  3. Step 3: Cross multiply
    109,588.32x = 151,233.12 × 61,842.24
  4. Step 4: Simplify right side
    109,588.32x = 9,352,594,902.99
  5. Step 5: Solve for x
    x = 9,352,594,902.99/109,588.32
  6. Step 6: Final answer
    x = 85,342.99

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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.