Home / 260,192.84-359,126.12-169,390.69

Finding the Fourth Proportional to 260,192.84, 359,126.12 and 169,390.69

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Solution

The fourth proportional to 260,192.84, 359,126.12 and 169,390.69 is: 233,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,192.84 : 359,126.12 = 169,390.69 : x
  2. Step 2: Convert to fraction form
    260,192.84/359,126.12 = 169,390.69/x
  3. Step 3: Cross multiply
    260,192.84x = 359,126.12 × 169,390.69
  4. Step 4: Simplify right side
    260,192.84x = 60,832,620,789.48
  5. Step 5: Solve for x
    x = 60,832,620,789.48/260,192.84
  6. Step 6: Final answer
    x = 233,798.22

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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.