Home / 45,073.95-67,557.84-18,403.29

Finding the Fourth Proportional to 45,073.95, 67,557.84 and 18,403.29

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Solution

The fourth proportional to 45,073.95, 67,557.84 and 18,403.29 is: 27,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,073.95 : 67,557.84 = 18,403.29 : x
  2. Step 2: Convert to fraction form
    45,073.95/67,557.84 = 18,403.29/x
  3. Step 3: Cross multiply
    45,073.95x = 67,557.84 × 18,403.29
  4. Step 4: Simplify right side
    45,073.95x = 1,243,286,521.29
  5. Step 5: Solve for x
    x = 1,243,286,521.29/45,073.95
  6. Step 6: Final answer
    x = 27,583.26

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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.