Home / 175,543.12-263,264.40-57,224.80

Finding the Fourth Proportional to 175,543.12, 263,264.40 and 57,224.80

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Solution

The fourth proportional to 175,543.12, 263,264.40 and 57,224.80 is: 85,820.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,543.12 : 263,264.40 = 57,224.80 : x
  2. Step 2: Convert to fraction form
    175,543.12/263,264.40 = 57,224.80/x
  3. Step 3: Cross multiply
    175,543.12x = 263,264.40 × 57,224.80
  4. Step 4: Simplify right side
    175,543.12x = 15,065,252,637.12
  5. Step 5: Solve for x
    x = 15,065,252,637.12/175,543.12
  6. Step 6: Final answer
    x = 85,820.81

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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.