Home / 178,330.46-267,530.65-66,011.54

Finding the Fourth Proportional to 178,330.46, 267,530.65 and 66,011.54

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Solution

The fourth proportional to 178,330.46, 267,530.65 and 66,011.54 is: 99,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,330.46 : 267,530.65 = 66,011.54 : x
  2. Step 2: Convert to fraction form
    178,330.46/267,530.65 = 66,011.54/x
  3. Step 3: Cross multiply
    178,330.46x = 267,530.65 × 66,011.54
  4. Step 4: Simplify right side
    178,330.46x = 17,660,108,701.02
  5. Step 5: Solve for x
    x = 17,660,108,701.02/178,330.46
  6. Step 6: Final answer
    x = 99,030.25

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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.