Home / 187,360.04-280,770.60-80,714.72

Finding the Fourth Proportional to 187,360.04, 280,770.60 and 80,714.72

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Solution

The fourth proportional to 187,360.04, 280,770.60 and 80,714.72 is: 120,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,360.04 : 280,770.60 = 80,714.72 : x
  2. Step 2: Convert to fraction form
    187,360.04/280,770.60 = 80,714.72/x
  3. Step 3: Cross multiply
    187,360.04x = 280,770.60 × 80,714.72
  4. Step 4: Simplify right side
    187,360.04x = 22,662,320,363.23
  5. Step 5: Solve for x
    x = 22,662,320,363.23/187,360.04
  6. Step 6: Final answer
    x = 120,956.00

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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.