Home / 283,977.93-391,890.89-156,653.52

Finding the Fourth Proportional to 283,977.93, 391,890.89 and 156,653.52

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Solution

The fourth proportional to 283,977.93, 391,890.89 and 156,653.52 is: 216,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,977.93 : 391,890.89 = 156,653.52 : x
  2. Step 2: Convert to fraction form
    283,977.93/391,890.89 = 156,653.52/x
  3. Step 3: Cross multiply
    283,977.93x = 391,890.89 × 156,653.52
  4. Step 4: Simplify right side
    283,977.93x = 61,391,086,591.17
  5. Step 5: Solve for x
    x = 61,391,086,591.17/283,977.93
  6. Step 6: Final answer
    x = 216,182.60

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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.