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Finding the Fourth Proportional to 167,506.40, 251,180.40 and 97,407.20

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Solution

The fourth proportional to 167,506.40, 251,180.40 and 97,407.20 is: 146,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,506.40 : 251,180.40 = 97,407.20 : x
  2. Step 2: Convert to fraction form
    167,506.40/251,180.40 = 97,407.20/x
  3. Step 3: Cross multiply
    167,506.40x = 251,180.40 × 97,407.20
  4. Step 4: Simplify right side
    167,506.40x = 24,466,779,458.88
  5. Step 5: Solve for x
    x = 24,466,779,458.88/167,506.40
  6. Step 6: Final answer
    x = 146,064.74

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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.