Home / 40,712.54-61,061.49-14,417.42

Finding the Fourth Proportional to 40,712.54, 61,061.49 and 14,417.42

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Solution

The fourth proportional to 40,712.54, 61,061.49 and 14,417.42 is: 21,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.54 : 61,061.49 = 14,417.42 : x
  2. Step 2: Convert to fraction form
    40,712.54/61,061.49 = 14,417.42/x
  3. Step 3: Cross multiply
    40,712.54x = 61,061.49 × 14,417.42
  4. Step 4: Simplify right side
    40,712.54x = 880,349,147.16
  5. Step 5: Solve for x
    x = 880,349,147.16/40,712.54
  6. Step 6: Final answer
    x = 21,623.54

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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.