Home / 30,104.12-41,545.14-18,167.24

Finding the Fourth Proportional to 30,104.12, 41,545.14 and 18,167.24

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Solution

The fourth proportional to 30,104.12, 41,545.14 and 18,167.24 is: 25,071.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.12 : 41,545.14 = 18,167.24 : x
  2. Step 2: Convert to fraction form
    30,104.12/41,545.14 = 18,167.24/x
  3. Step 3: Cross multiply
    30,104.12x = 41,545.14 × 18,167.24
  4. Step 4: Simplify right side
    30,104.12x = 754,760,529.21
  5. Step 5: Solve for x
    x = 754,760,529.21/30,104.12
  6. Step 6: Final answer
    x = 25,071.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.