Home / 170,753.67-235,420.97-140,013.50

Finding the Fourth Proportional to 170,753.67, 235,420.97 and 140,013.50

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Solution

The fourth proportional to 170,753.67, 235,420.97 and 140,013.50 is: 193,038.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,753.67 : 235,420.97 = 140,013.50 : x
  2. Step 2: Convert to fraction form
    170,753.67/235,420.97 = 140,013.50/x
  3. Step 3: Cross multiply
    170,753.67x = 235,420.97 × 140,013.50
  4. Step 4: Simplify right side
    170,753.67x = 32,962,112,105.92
  5. Step 5: Solve for x
    x = 32,962,112,105.92/170,753.67
  6. Step 6: Final answer
    x = 193,038.97

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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.