Home / 175,017.48-262,540.04-86,222.55

Finding the Fourth Proportional to 175,017.48, 262,540.04 and 86,222.55

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Solution

The fourth proportional to 175,017.48, 262,540.04 and 86,222.55 is: 129,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,017.48 : 262,540.04 = 86,222.55 : x
  2. Step 2: Convert to fraction form
    175,017.48/262,540.04 = 86,222.55/x
  3. Step 3: Cross multiply
    175,017.48x = 262,540.04 × 86,222.55
  4. Step 4: Simplify right side
    175,017.48x = 22,636,871,725.90
  5. Step 5: Solve for x
    x = 22,636,871,725.90/175,017.48
  6. Step 6: Final answer
    x = 129,340.63

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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.