Home / 40,981.77-61,474.19-14,322.54

Finding the Fourth Proportional to 40,981.77, 61,474.19 and 14,322.54

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Solution

The fourth proportional to 40,981.77, 61,474.19 and 14,322.54 is: 21,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.77 : 61,474.19 = 14,322.54 : x
  2. Step 2: Convert to fraction form
    40,981.77/61,474.19 = 14,322.54/x
  3. Step 3: Cross multiply
    40,981.77x = 61,474.19 × 14,322.54
  4. Step 4: Simplify right side
    40,981.77x = 880,466,545.24
  5. Step 5: Solve for x
    x = 880,466,545.24/40,981.77
  6. Step 6: Final answer
    x = 21,484.35

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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.