Home / 218,513.60-301,554.44-123,023.74

Finding the Fourth Proportional to 218,513.60, 301,554.44 and 123,023.74

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Solution

The fourth proportional to 218,513.60, 301,554.44 and 123,023.74 is: 169,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,513.60 : 301,554.44 = 123,023.74 : x
  2. Step 2: Convert to fraction form
    218,513.60/301,554.44 = 123,023.74/x
  3. Step 3: Cross multiply
    218,513.60x = 301,554.44 × 123,023.74
  4. Step 4: Simplify right side
    218,513.60x = 37,098,355,022.41
  5. Step 5: Solve for x
    x = 37,098,355,022.41/218,513.60
  6. Step 6: Final answer
    x = 169,775.95

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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.