Home / 68,151-94,040.18-37,928.76

Finding the Fourth Proportional to 68,151, 94,040.18 and 37,928.76

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Solution

The fourth proportional to 68,151, 94,040.18 and 37,928.76 is: 52,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,151 : 94,040.18 = 37,928.76 : x
  2. Step 2: Convert to fraction form
    68,151/94,040.18 = 37,928.76/x
  3. Step 3: Cross multiply
    68,151x = 94,040.18 × 37,928.76
  4. Step 4: Simplify right side
    68,151x = 3,566,827,417.58
  5. Step 5: Solve for x
    x = 3,566,827,417.58/68,151
  6. Step 6: Final answer
    x = 52,337.13

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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.