Home / 170,769.18-256,166.07-65,588.13

Finding the Fourth Proportional to 170,769.18, 256,166.07 and 65,588.13

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Solution

The fourth proportional to 170,769.18, 256,166.07 and 65,588.13 is: 98,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,769.18 : 256,166.07 = 65,588.13 : x
  2. Step 2: Convert to fraction form
    170,769.18/256,166.07 = 65,588.13/x
  3. Step 3: Cross multiply
    170,769.18x = 256,166.07 × 65,588.13
  4. Step 4: Simplify right side
    170,769.18x = 16,801,453,500.75
  5. Step 5: Solve for x
    x = 16,801,453,500.75/170,769.18
  6. Step 6: Final answer
    x = 98,386.92

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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.