Home / 92,379.20-127,398.29-58,328.82

Finding the Fourth Proportional to 92,379.20, 127,398.29 and 58,328.82

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Solution

The fourth proportional to 92,379.20, 127,398.29 and 58,328.82 is: 80,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,379.20 : 127,398.29 = 58,328.82 : x
  2. Step 2: Convert to fraction form
    92,379.20/127,398.29 = 58,328.82/x
  3. Step 3: Cross multiply
    92,379.20x = 127,398.29 × 58,328.82
  4. Step 4: Simplify right side
    92,379.20x = 7,430,991,634.07
  5. Step 5: Solve for x
    x = 7,430,991,634.07/92,379.20
  6. Step 6: Final answer
    x = 80,440.10

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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.