Home / 109,608.30-151,259.40-59,307.30

Finding the Fourth Proportional to 109,608.30, 151,259.40 and 59,307.30

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Solution

The fourth proportional to 109,608.30, 151,259.40 and 59,307.30 is: 81,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,608.30 : 151,259.40 = 59,307.30 : x
  2. Step 2: Convert to fraction form
    109,608.30/151,259.40 = 59,307.30/x
  3. Step 3: Cross multiply
    109,608.30x = 151,259.40 × 59,307.30
  4. Step 4: Simplify right side
    109,608.30x = 8,970,786,613.62
  5. Step 5: Solve for x
    x = 8,970,786,613.62/109,608.30
  6. Step 6: Final answer
    x = 81,844.04

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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.