Home / 92,511.36-127,605.15-65,327.31

Finding the Fourth Proportional to 92,511.36, 127,605.15 and 65,327.31

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Solution

The fourth proportional to 92,511.36, 127,605.15 and 65,327.31 is: 90,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,511.36 : 127,605.15 = 65,327.31 : x
  2. Step 2: Convert to fraction form
    92,511.36/127,605.15 = 65,327.31/x
  3. Step 3: Cross multiply
    92,511.36x = 127,605.15 × 65,327.31
  4. Step 4: Simplify right side
    92,511.36x = 8,336,101,191.65
  5. Step 5: Solve for x
    x = 8,336,101,191.65/92,511.36
  6. Step 6: Final answer
    x = 90,108.95

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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.