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Finding the Fourth Proportional to 169,880.10, 254,820.15 and 159,512.10

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Solution

The fourth proportional to 169,880.10, 254,820.15 and 159,512.10 is: 239,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,880.10 : 254,820.15 = 159,512.10 : x
  2. Step 2: Convert to fraction form
    169,880.10/254,820.15 = 159,512.10/x
  3. Step 3: Cross multiply
    169,880.10x = 254,820.15 × 159,512.10
  4. Step 4: Simplify right side
    169,880.10x = 40,646,897,248.82
  5. Step 5: Solve for x
    x = 40,646,897,248.82/169,880.10
  6. Step 6: Final answer
    x = 239,268.15

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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.