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Finding the Fourth Proportional to 167,118.32, 250,836.65 and 103,746.65

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Solution

The fourth proportional to 167,118.32, 250,836.65 and 103,746.65 is: 155,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,118.32 : 250,836.65 = 103,746.65 : x
  2. Step 2: Convert to fraction form
    167,118.32/250,836.65 = 103,746.65/x
  3. Step 3: Cross multiply
    167,118.32x = 250,836.65 × 103,746.65
  4. Step 4: Simplify right side
    167,118.32x = 26,023,461,615.99
  5. Step 5: Solve for x
    x = 26,023,461,615.99/167,118.32
  6. Step 6: Final answer
    x = 155,718.78

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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.