Home / 109,610.01-151,261.02-61,862.94

Finding the Fourth Proportional to 109,610.01, 151,261.02 and 61,862.94

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Solution

The fourth proportional to 109,610.01, 151,261.02 and 61,862.94 is: 85,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,610.01 : 151,261.02 = 61,862.94 : x
  2. Step 2: Convert to fraction form
    109,610.01/151,261.02 = 61,862.94/x
  3. Step 3: Cross multiply
    109,610.01x = 151,261.02 × 61,862.94
  4. Step 4: Simplify right side
    109,610.01x = 9,357,451,404.60
  5. Step 5: Solve for x
    x = 9,357,451,404.60/109,610.01
  6. Step 6: Final answer
    x = 85,370.41

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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.