Home / 178,430.22-267,560.56-103,573.30

Finding the Fourth Proportional to 178,430.22, 267,560.56 and 103,573.30

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Solution

The fourth proportional to 178,430.22, 267,560.56 and 103,573.30 is: 155,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,430.22 : 267,560.56 = 103,573.30 : x
  2. Step 2: Convert to fraction form
    178,430.22/267,560.56 = 103,573.30/x
  3. Step 3: Cross multiply
    178,430.22x = 267,560.56 × 103,573.30
  4. Step 4: Simplify right side
    178,430.22x = 27,712,130,149.05
  5. Step 5: Solve for x
    x = 27,712,130,149.05/178,430.22
  6. Step 6: Final answer
    x = 155,310.74

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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.