Home / 185,938.80-278,580.15-152,477.70

Finding the Fourth Proportional to 185,938.80, 278,580.15 and 152,477.70

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Solution

The fourth proportional to 185,938.80, 278,580.15 and 152,477.70 is: 228,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,938.80 : 278,580.15 = 152,477.70 : x
  2. Step 2: Convert to fraction form
    185,938.80/278,580.15 = 152,477.70/x
  3. Step 3: Cross multiply
    185,938.80x = 278,580.15 × 152,477.70
  4. Step 4: Simplify right side
    185,938.80x = 42,477,260,537.66
  5. Step 5: Solve for x
    x = 42,477,260,537.66/185,938.80
  6. Step 6: Final answer
    x = 228,447.54

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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.