Home / 92,516.57-127,675.19-56,726.31

Finding the Fourth Proportional to 92,516.57, 127,675.19 and 56,726.31

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Solution

The fourth proportional to 92,516.57, 127,675.19 and 56,726.31 is: 78,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,516.57 : 127,675.19 = 56,726.31 : x
  2. Step 2: Convert to fraction form
    92,516.57/127,675.19 = 56,726.31/x
  3. Step 3: Cross multiply
    92,516.57x = 127,675.19 × 56,726.31
  4. Step 4: Simplify right side
    92,516.57x = 7,242,542,407.25
  5. Step 5: Solve for x
    x = 7,242,542,407.25/92,516.57
  6. Step 6: Final answer
    x = 78,283.73

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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.