Home / 114,600.40-158,146.02-63,610.12

Finding the Fourth Proportional to 114,600.40, 158,146.02 and 63,610.12

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Solution

The fourth proportional to 114,600.40, 158,146.02 and 63,610.12 is: 87,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,600.40 : 158,146.02 = 63,610.12 : x
  2. Step 2: Convert to fraction form
    114,600.40/158,146.02 = 63,610.12/x
  3. Step 3: Cross multiply
    114,600.40x = 158,146.02 × 63,610.12
  4. Step 4: Simplify right side
    114,600.40x = 10,059,687,309.72
  5. Step 5: Solve for x
    x = 10,059,687,309.72/114,600.40
  6. Step 6: Final answer
    x = 87,780.56

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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.