Home / 88,250.05-121,784.82-47,963.83

Finding the Fourth Proportional to 88,250.05, 121,784.82 and 47,963.83

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Solution

The fourth proportional to 88,250.05, 121,784.82 and 47,963.83 is: 66,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,250.05 : 121,784.82 = 47,963.83 : x
  2. Step 2: Convert to fraction form
    88,250.05/121,784.82 = 47,963.83/x
  3. Step 3: Cross multiply
    88,250.05x = 121,784.82 × 47,963.83
  4. Step 4: Simplify right side
    88,250.05x = 5,841,266,403.06
  5. Step 5: Solve for x
    x = 5,841,266,403.06/88,250.05
  6. Step 6: Final answer
    x = 66,189.95

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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.