Home / 92,675.06-127,890.18-52,387.40

Finding the Fourth Proportional to 92,675.06, 127,890.18 and 52,387.40

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Solution

The fourth proportional to 92,675.06, 127,890.18 and 52,387.40 is: 72,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,675.06 : 127,890.18 = 52,387.40 : x
  2. Step 2: Convert to fraction form
    92,675.06/127,890.18 = 52,387.40/x
  3. Step 3: Cross multiply
    92,675.06x = 127,890.18 × 52,387.40
  4. Step 4: Simplify right side
    92,675.06x = 6,699,834,015.73
  5. Step 5: Solve for x
    x = 6,699,834,015.73/92,675.06
  6. Step 6: Final answer
    x = 72,293.82

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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.