Home / 283,974.93-391,886.75-156,650.52

Finding the Fourth Proportional to 283,974.93, 391,886.75 and 156,650.52

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Solution

The fourth proportional to 283,974.93, 391,886.75 and 156,650.52 is: 216,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,974.93 : 391,886.75 = 156,650.52 : x
  2. Step 2: Convert to fraction form
    283,974.93/391,886.75 = 156,650.52/x
  3. Step 3: Cross multiply
    283,974.93x = 391,886.75 × 156,650.52
  4. Step 4: Simplify right side
    283,974.93x = 61,389,262,385.36
  5. Step 5: Solve for x
    x = 61,389,262,385.36/283,974.93
  6. Step 6: Final answer
    x = 216,178.46

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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.