Home / 92,188.08-127,222.11-56,377.44

Finding the Fourth Proportional to 92,188.08, 127,222.11 and 56,377.44

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Solution

The fourth proportional to 92,188.08, 127,222.11 and 56,377.44 is: 77,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,188.08 : 127,222.11 = 56,377.44 : x
  2. Step 2: Convert to fraction form
    92,188.08/127,222.11 = 56,377.44/x
  3. Step 3: Cross multiply
    92,188.08x = 127,222.11 × 56,377.44
  4. Step 4: Simplify right side
    92,188.08x = 7,172,456,873.20
  5. Step 5: Solve for x
    x = 7,172,456,873.20/92,188.08
  6. Step 6: Final answer
    x = 77,802.43

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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.