Home / 218,597.10-301,671.45-127,961.52

Finding the Fourth Proportional to 218,597.10, 301,671.45 and 127,961.52

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Solution

The fourth proportional to 218,597.10, 301,671.45 and 127,961.52 is: 176,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,597.10 : 301,671.45 = 127,961.52 : x
  2. Step 2: Convert to fraction form
    218,597.10/301,671.45 = 127,961.52/x
  3. Step 3: Cross multiply
    218,597.10x = 301,671.45 × 127,961.52
  4. Step 4: Simplify right side
    218,597.10x = 38,602,337,282.60
  5. Step 5: Solve for x
    x = 38,602,337,282.60/218,597.10
  6. Step 6: Final answer
    x = 176,591.26

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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.