Home / 174,920.80-262,381.20-132,930.40

Finding the Fourth Proportional to 174,920.80, 262,381.20 and 132,930.40

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Solution

The fourth proportional to 174,920.80, 262,381.20 and 132,930.40 is: 199,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,920.80 : 262,381.20 = 132,930.40 : x
  2. Step 2: Convert to fraction form
    174,920.80/262,381.20 = 132,930.40/x
  3. Step 3: Cross multiply
    174,920.80x = 262,381.20 × 132,930.40
  4. Step 4: Simplify right side
    174,920.80x = 34,878,437,868.48
  5. Step 5: Solve for x
    x = 34,878,437,868.48/174,920.80
  6. Step 6: Final answer
    x = 199,395.60

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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.