Home / 30,565.10-45,900.48-18,163.04

Finding the Fourth Proportional to 30,565.10, 45,900.48 and 18,163.04

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Solution

The fourth proportional to 30,565.10, 45,900.48 and 18,163.04 is: 27,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,565.10 : 45,900.48 = 18,163.04 : x
  2. Step 2: Convert to fraction form
    30,565.10/45,900.48 = 18,163.04/x
  3. Step 3: Cross multiply
    30,565.10x = 45,900.48 × 18,163.04
  4. Step 4: Simplify right side
    30,565.10x = 833,692,254.26
  5. Step 5: Solve for x
    x = 833,692,254.26/30,565.10
  6. Step 6: Final answer
    x = 27,275.95

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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.