Home / 389,595.59-583,950.45-164,815.73

Finding the Fourth Proportional to 389,595.59, 583,950.45 and 164,815.73

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Solution

The fourth proportional to 389,595.59, 583,950.45 and 164,815.73 is: 247,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,595.59 : 583,950.45 = 164,815.73 : x
  2. Step 2: Convert to fraction form
    389,595.59/583,950.45 = 164,815.73/x
  3. Step 3: Cross multiply
    389,595.59x = 583,950.45 × 164,815.73
  4. Step 4: Simplify right side
    389,595.59x = 96,244,218,876.50
  5. Step 5: Solve for x
    x = 96,244,218,876.50/389,595.59
  6. Step 6: Final answer
    x = 247,036.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.