Home / 170,950.13-256,436.14-65,769.10

Finding the Fourth Proportional to 170,950.13, 256,436.14 and 65,769.10

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Solution

The fourth proportional to 170,950.13, 256,436.14 and 65,769.10 is: 98,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,950.13 : 256,436.14 = 65,769.10 : x
  2. Step 2: Convert to fraction form
    170,950.13/256,436.14 = 65,769.10/x
  3. Step 3: Cross multiply
    170,950.13x = 256,436.14 × 65,769.10
  4. Step 4: Simplify right side
    170,950.13x = 16,865,574,135.27
  5. Step 5: Solve for x
    x = 16,865,574,135.27/170,950.13
  6. Step 6: Final answer
    x = 98,657.86

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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.