Home / 109,866.40-151,615.20-59,565.04

Finding the Fourth Proportional to 109,866.40, 151,615.20 and 59,565.04

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Solution

The fourth proportional to 109,866.40, 151,615.20 and 59,565.04 is: 82,199.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,866.40 : 151,615.20 = 59,565.04 : x
  2. Step 2: Convert to fraction form
    109,866.40/151,615.20 = 59,565.04/x
  3. Step 3: Cross multiply
    109,866.40x = 151,615.20 × 59,565.04
  4. Step 4: Simplify right side
    109,866.40x = 9,030,965,452.61
  5. Step 5: Solve for x
    x = 9,030,965,452.61/109,866.40
  6. Step 6: Final answer
    x = 82,199.52

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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.