Home / 389,205.60-583,764.97-104,924.46

Finding the Fourth Proportional to 389,205.60, 583,764.97 and 104,924.46

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Solution

The fourth proportional to 389,205.60, 583,764.97 and 104,924.46 is: 157,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,205.60 : 583,764.97 = 104,924.46 : x
  2. Step 2: Convert to fraction form
    389,205.60/583,764.97 = 104,924.46/x
  3. Step 3: Cross multiply
    389,205.60x = 583,764.97 × 104,924.46
  4. Step 4: Simplify right side
    389,205.60x = 61,251,223,719.54
  5. Step 5: Solve for x
    x = 61,251,223,719.54/389,205.60
  6. Step 6: Final answer
    x = 157,374.98

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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.