Home / 137,350.69-206,961.95-112,937.63

Finding the Fourth Proportional to 137,350.69, 206,961.95 and 112,937.63

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Solution

The fourth proportional to 137,350.69, 206,961.95 and 112,937.63 is: 170,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,350.69 : 206,961.95 = 112,937.63 : x
  2. Step 2: Convert to fraction form
    137,350.69/206,961.95 = 112,937.63/x
  3. Step 3: Cross multiply
    137,350.69x = 206,961.95 × 112,937.63
  4. Step 4: Simplify right side
    137,350.69x = 23,373,791,380.71
  5. Step 5: Solve for x
    x = 23,373,791,380.71/137,350.69
  6. Step 6: Final answer
    x = 170,176.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.