Home / 178,333.95-267,506.73-66,042.48

Finding the Fourth Proportional to 178,333.95, 267,506.73 and 66,042.48

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Solution

The fourth proportional to 178,333.95, 267,506.73 and 66,042.48 is: 99,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,333.95 : 267,506.73 = 66,042.48 : x
  2. Step 2: Convert to fraction form
    178,333.95/267,506.73 = 66,042.48/x
  3. Step 3: Cross multiply
    178,333.95x = 267,506.73 × 66,042.48
  4. Step 4: Simplify right side
    178,333.95x = 17,666,807,865.89
  5. Step 5: Solve for x
    x = 17,666,807,865.89/178,333.95
  6. Step 6: Final answer
    x = 99,065.87

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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.