Home / 118,232.67-163,137.18-75,229.23

Finding the Fourth Proportional to 118,232.67, 163,137.18 and 75,229.23

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Solution

The fourth proportional to 118,232.67, 163,137.18 and 75,229.23 is: 103,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,232.67 : 163,137.18 = 75,229.23 : x
  2. Step 2: Convert to fraction form
    118,232.67/163,137.18 = 75,229.23/x
  3. Step 3: Cross multiply
    118,232.67x = 163,137.18 × 75,229.23
  4. Step 4: Simplify right side
    118,232.67x = 12,272,684,435.77
  5. Step 5: Solve for x
    x = 12,272,684,435.77/118,232.67
  6. Step 6: Final answer
    x = 103,801.13

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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.