Home / 178,048.20-267,072.30-118,691.40

Finding the Fourth Proportional to 178,048.20, 267,072.30 and 118,691.40

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Solution

The fourth proportional to 178,048.20, 267,072.30 and 118,691.40 is: 178,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048.20 : 267,072.30 = 118,691.40 : x
  2. Step 2: Convert to fraction form
    178,048.20/267,072.30 = 118,691.40/x
  3. Step 3: Cross multiply
    178,048.20x = 267,072.30 × 118,691.40
  4. Step 4: Simplify right side
    178,048.20x = 31,699,185,188.22
  5. Step 5: Solve for x
    x = 31,699,185,188.22/178,048.20
  6. Step 6: Final answer
    x = 178,037.10

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1.5x scale

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.