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Finding the Fourth Proportional to 169,516.80, 254,274.66 and 158,306.67

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Solution

The fourth proportional to 169,516.80, 254,274.66 and 158,306.67 is: 237,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,516.80 : 254,274.66 = 158,306.67 : x
  2. Step 2: Convert to fraction form
    169,516.80/254,274.66 = 158,306.67/x
  3. Step 3: Cross multiply
    169,516.80x = 254,274.66 × 158,306.67
  4. Step 4: Simplify right side
    169,516.80x = 40,253,374,689.98
  5. Step 5: Solve for x
    x = 40,253,374,689.98/169,516.80
  6. Step 6: Final answer
    x = 237,459.50

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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.