Home / 94,081.37-129,789.95-55,842.53

Finding the Fourth Proportional to 94,081.37, 129,789.95 and 55,842.53

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Solution

The fourth proportional to 94,081.37, 129,789.95 and 55,842.53 is: 77,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,081.37 : 129,789.95 = 55,842.53 : x
  2. Step 2: Convert to fraction form
    94,081.37/129,789.95 = 55,842.53/x
  3. Step 3: Cross multiply
    94,081.37x = 129,789.95 × 55,842.53
  4. Step 4: Simplify right side
    94,081.37x = 7,247,798,248.41
  5. Step 5: Solve for x
    x = 7,247,798,248.41/94,081.37
  6. Step 6: Final answer
    x = 77,037.55

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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.