Home / 40,823.13-61,248.33-15,863.99

Finding the Fourth Proportional to 40,823.13, 61,248.33 and 15,863.99

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Solution

The fourth proportional to 40,823.13, 61,248.33 and 15,863.99 is: 23,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.13 : 61,248.33 = 15,863.99 : x
  2. Step 2: Convert to fraction form
    40,823.13/61,248.33 = 15,863.99/x
  3. Step 3: Cross multiply
    40,823.13x = 61,248.33 × 15,863.99
  4. Step 4: Simplify right side
    40,823.13x = 971,643,047.76
  5. Step 5: Solve for x
    x = 971,643,047.76/40,823.13
  6. Step 6: Final answer
    x = 23,801.29

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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.