Home / 362,117.40-543,176.10-125,467.80

Finding the Fourth Proportional to 362,117.40, 543,176.10 and 125,467.80

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Solution

The fourth proportional to 362,117.40, 543,176.10 and 125,467.80 is: 188,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,117.40 : 543,176.10 = 125,467.80 : x
  2. Step 2: Convert to fraction form
    362,117.40/543,176.10 = 125,467.80/x
  3. Step 3: Cross multiply
    362,117.40x = 543,176.10 × 125,467.80
  4. Step 4: Simplify right side
    362,117.40x = 68,151,110,279.58
  5. Step 5: Solve for x
    x = 68,151,110,279.58/362,117.40
  6. Step 6: Final answer
    x = 188,201.70

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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.