Home / 170,743.38-256,127.45-65,562.35

Finding the Fourth Proportional to 170,743.38, 256,127.45 and 65,562.35

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Solution

The fourth proportional to 170,743.38, 256,127.45 and 65,562.35 is: 98,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,743.38 : 256,127.45 = 65,562.35 : x
  2. Step 2: Convert to fraction form
    170,743.38/256,127.45 = 65,562.35/x
  3. Step 3: Cross multiply
    170,743.38x = 256,127.45 × 65,562.35
  4. Step 4: Simplify right side
    170,743.38x = 16,792,317,521.51
  5. Step 5: Solve for x
    x = 16,792,317,521.51/170,743.38
  6. Step 6: Final answer
    x = 98,348.28

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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.