Home / 92,418.18-127,534.20-52,131.36

Finding the Fourth Proportional to 92,418.18, 127,534.20 and 52,131.36

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Solution

The fourth proportional to 92,418.18, 127,534.20 and 52,131.36 is: 71,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,418.18 : 127,534.20 = 52,131.36 : x
  2. Step 2: Convert to fraction form
    92,418.18/127,534.20 = 52,131.36/x
  3. Step 3: Cross multiply
    92,418.18x = 127,534.20 × 52,131.36
  4. Step 4: Simplify right side
    92,418.18x = 6,648,531,292.51
  5. Step 5: Solve for x
    x = 6,648,531,292.51/92,418.18
  6. Step 6: Final answer
    x = 71,939.65

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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.