Home / 109,566.02-151,201.14-61,829.48

Finding the Fourth Proportional to 109,566.02, 151,201.14 and 61,829.48

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Solution

The fourth proportional to 109,566.02, 151,201.14 and 61,829.48 is: 85,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,566.02 : 151,201.14 = 61,829.48 : x
  2. Step 2: Convert to fraction form
    109,566.02/151,201.14 = 61,829.48/x
  3. Step 3: Cross multiply
    109,566.02x = 151,201.14 × 61,829.48
  4. Step 4: Simplify right side
    109,566.02x = 9,348,687,861.61
  5. Step 5: Solve for x
    x = 9,348,687,861.61/109,566.02
  6. Step 6: Final answer
    x = 85,324.70

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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.