Home / 185,938.60-278,907.90-173,108.20

Finding the Fourth Proportional to 185,938.60, 278,907.90 and 173,108.20

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Solution

The fourth proportional to 185,938.60, 278,907.90 and 173,108.20 is: 259,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,938.60 : 278,907.90 = 173,108.20 : x
  2. Step 2: Convert to fraction form
    185,938.60/278,907.90 = 173,108.20/x
  3. Step 3: Cross multiply
    185,938.60x = 278,907.90 × 173,108.20
  4. Step 4: Simplify right side
    185,938.60x = 48,281,244,534.78
  5. Step 5: Solve for x
    x = 48,281,244,534.78/185,938.60
  6. Step 6: Final answer
    x = 259,662.30

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1.5x scale

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.