Home / 40,095.18-60,109.96-15,121

Finding the Fourth Proportional to 40,095.18, 60,109.96 and 15,121

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Solution

The fourth proportional to 40,095.18, 60,109.96 and 15,121 is: 22,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,095.18 : 60,109.96 = 15,121 : x
  2. Step 2: Convert to fraction form
    40,095.18/60,109.96 = 15,121/x
  3. Step 3: Cross multiply
    40,095.18x = 60,109.96 × 15,121
  4. Step 4: Simplify right side
    40,095.18x = 908,922,705.16
  5. Step 5: Solve for x
    x = 908,922,705.16/40,095.18
  6. Step 6: Final answer
    x = 22,669.13

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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.