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Finding the Fourth Proportional to 167,152.24, 250,765.28 and 61,971.20

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Solution

The fourth proportional to 167,152.24, 250,765.28 and 61,971.20 is: 92,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,152.24 : 250,765.28 = 61,971.20 : x
  2. Step 2: Convert to fraction form
    167,152.24/250,765.28 = 61,971.20/x
  3. Step 3: Cross multiply
    167,152.24x = 250,765.28 × 61,971.20
  4. Step 4: Simplify right side
    167,152.24x = 15,540,225,319.94
  5. Step 5: Solve for x
    x = 15,540,225,319.94/167,152.24
  6. Step 6: Final answer
    x = 92,970.49

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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.