Home / 261,766.48-361,228.13-159,962.33

Finding the Fourth Proportional to 261,766.48, 361,228.13 and 159,962.33

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Solution

The fourth proportional to 261,766.48, 361,228.13 and 159,962.33 is: 220,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,766.48 : 361,228.13 = 159,962.33 : x
  2. Step 2: Convert to fraction form
    261,766.48/361,228.13 = 159,962.33/x
  3. Step 3: Cross multiply
    261,766.48x = 361,228.13 × 159,962.33
  4. Step 4: Simplify right side
    261,766.48x = 57,782,893,439.60
  5. Step 5: Solve for x
    x = 57,782,893,439.60/261,766.48
  6. Step 6: Final answer
    x = 220,742.14

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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.