Home / 170,077.90-234,709.64-93,605.80

Finding the Fourth Proportional to 170,077.90, 234,709.64 and 93,605.80

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Solution

The fourth proportional to 170,077.90, 234,709.64 and 93,605.80 is: 129,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,077.90 : 234,709.64 = 93,605.80 : x
  2. Step 2: Convert to fraction form
    170,077.90/234,709.64 = 93,605.80/x
  3. Step 3: Cross multiply
    170,077.90x = 234,709.64 × 93,605.80
  4. Step 4: Simplify right side
    170,077.90x = 21,970,183,619.91
  5. Step 5: Solve for x
    x = 21,970,183,619.91/170,077.90
  6. Step 6: Final answer
    x = 129,177.18

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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.