Home / 40,476.61-60,715.32-14,181.99

Finding the Fourth Proportional to 40,476.61, 60,715.32 and 14,181.99

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Solution

The fourth proportional to 40,476.61, 60,715.32 and 14,181.99 is: 21,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476.61 : 60,715.32 = 14,181.99 : x
  2. Step 2: Convert to fraction form
    40,476.61/60,715.32 = 14,181.99/x
  3. Step 3: Cross multiply
    40,476.61x = 60,715.32 × 14,181.99
  4. Step 4: Simplify right side
    40,476.61x = 861,064,061.09
  5. Step 5: Solve for x
    x = 861,064,061.09/40,476.61
  6. Step 6: Final answer
    x = 21,273.13

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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.