Home / 170,136.85-234,775.29-98,521.51

Finding the Fourth Proportional to 170,136.85, 234,775.29 and 98,521.51

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Solution

The fourth proportional to 170,136.85, 234,775.29 and 98,521.51 is: 135,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,136.85 : 234,775.29 = 98,521.51 : x
  2. Step 2: Convert to fraction form
    170,136.85/234,775.29 = 98,521.51/x
  3. Step 3: Cross multiply
    170,136.85x = 234,775.29 × 98,521.51
  4. Step 4: Simplify right side
    170,136.85x = 23,130,416,081.49
  5. Step 5: Solve for x
    x = 23,130,416,081.49/170,136.85
  6. Step 6: Final answer
    x = 135,951.83

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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.