Home / 205,380.95-283,021.94-157,037.62

Finding the Fourth Proportional to 205,380.95, 283,021.94 and 157,037.62

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Solution

The fourth proportional to 205,380.95, 283,021.94 and 157,037.62 is: 216,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,380.95 : 283,021.94 = 157,037.62 : x
  2. Step 2: Convert to fraction form
    205,380.95/283,021.94 = 157,037.62/x
  3. Step 3: Cross multiply
    205,380.95x = 283,021.94 × 157,037.62
  4. Step 4: Simplify right side
    205,380.95x = 44,445,091,865.38
  5. Step 5: Solve for x
    x = 44,445,091,865.38/205,380.95
  6. Step 6: Final answer
    x = 216,403.19

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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.