Home / 156,873.69-235,304.33-135,745.18

Finding the Fourth Proportional to 156,873.69, 235,304.33 and 135,745.18

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Solution

The fourth proportional to 156,873.69, 235,304.33 and 135,745.18 is: 203,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,873.69 : 235,304.33 = 135,745.18 : x
  2. Step 2: Convert to fraction form
    156,873.69/235,304.33 = 135,745.18/x
  3. Step 3: Cross multiply
    156,873.69x = 235,304.33 × 135,745.18
  4. Step 4: Simplify right side
    156,873.69x = 31,941,427,363.64
  5. Step 5: Solve for x
    x = 31,941,427,363.64/156,873.69
  6. Step 6: Final answer
    x = 203,612.39

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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.