Home / 170,731.34-235,799.61-132,945.45

Finding the Fourth Proportional to 170,731.34, 235,799.61 and 132,945.45

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Solution

The fourth proportional to 170,731.34, 235,799.61 and 132,945.45 is: 183,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,731.34 : 235,799.61 = 132,945.45 : x
  2. Step 2: Convert to fraction form
    170,731.34/235,799.61 = 132,945.45/x
  3. Step 3: Cross multiply
    170,731.34x = 235,799.61 × 132,945.45
  4. Step 4: Simplify right side
    170,731.34x = 31,348,485,204.85
  5. Step 5: Solve for x
    x = 31,348,485,204.85/170,731.34
  6. Step 6: Final answer
    x = 183,612.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.