Home / 124,380.32-186,598.20-45,492.80

Finding the Fourth Proportional to 124,380.32, 186,598.20 and 45,492.80

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Solution

The fourth proportional to 124,380.32, 186,598.20 and 45,492.80 is: 68,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,380.32 : 186,598.20 = 45,492.80 : x
  2. Step 2: Convert to fraction form
    124,380.32/186,598.20 = 45,492.80/x
  3. Step 3: Cross multiply
    124,380.32x = 186,598.20 × 45,492.80
  4. Step 4: Simplify right side
    124,380.32x = 8,488,874,592.96
  5. Step 5: Solve for x
    x = 8,488,874,592.96/124,380.32
  6. Step 6: Final answer
    x = 68,249.34

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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.