Home / 45,232.10-67,848.15-18,934.10

Finding the Fourth Proportional to 45,232.10, 67,848.15 and 18,934.10

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Solution

The fourth proportional to 45,232.10, 67,848.15 and 18,934.10 is: 28,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,232.10 : 67,848.15 = 18,934.10 : x
  2. Step 2: Convert to fraction form
    45,232.10/67,848.15 = 18,934.10/x
  3. Step 3: Cross multiply
    45,232.10x = 67,848.15 × 18,934.10
  4. Step 4: Simplify right side
    45,232.10x = 1,284,643,656.92
  5. Step 5: Solve for x
    x = 1,284,643,656.92/45,232.10
  6. Step 6: Final answer
    x = 28,401.15

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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.