Home / 92,344.10-127,456.07-56,553.84

Finding the Fourth Proportional to 92,344.10, 127,456.07 and 56,553.84

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Solution

The fourth proportional to 92,344.10, 127,456.07 and 56,553.84 is: 78,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,344.10 : 127,456.07 = 56,553.84 : x
  2. Step 2: Convert to fraction form
    92,344.10/127,456.07 = 56,553.84/x
  3. Step 3: Cross multiply
    92,344.10x = 127,456.07 × 56,553.84
  4. Step 4: Simplify right side
    92,344.10x = 7,208,129,907.04
  5. Step 5: Solve for x
    x = 7,208,129,907.04/92,344.10
  6. Step 6: Final answer
    x = 78,057.29

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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.