Home / 183,531.10-275,296.65-127,543.90

Finding the Fourth Proportional to 183,531.10, 275,296.65 and 127,543.90

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Solution

The fourth proportional to 183,531.10, 275,296.65 and 127,543.90 is: 191,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,531.10 : 275,296.65 = 127,543.90 : x
  2. Step 2: Convert to fraction form
    183,531.10/275,296.65 = 127,543.90/x
  3. Step 3: Cross multiply
    183,531.10x = 275,296.65 × 127,543.90
  4. Step 4: Simplify right side
    183,531.10x = 35,112,408,397.94
  5. Step 5: Solve for x
    x = 35,112,408,397.94/183,531.10
  6. Step 6: Final answer
    x = 191,315.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.