Home / 45,327.39-67,985.20-12,050.16

Finding the Fourth Proportional to 45,327.39, 67,985.20 and 12,050.16

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Solution

The fourth proportional to 45,327.39, 67,985.20 and 12,050.16 is: 18,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,327.39 : 67,985.20 = 12,050.16 : x
  2. Step 2: Convert to fraction form
    45,327.39/67,985.20 = 12,050.16/x
  3. Step 3: Cross multiply
    45,327.39x = 67,985.20 × 12,050.16
  4. Step 4: Simplify right side
    45,327.39x = 819,232,537.63
  5. Step 5: Solve for x
    x = 819,232,537.63/45,327.39
  6. Step 6: Final answer
    x = 18,073.68

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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.