Home / 74,088.19-111,143.82-24,156.70

Finding the Fourth Proportional to 74,088.19, 111,143.82 and 24,156.70

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Solution

The fourth proportional to 74,088.19, 111,143.82 and 24,156.70 is: 36,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,088.19 : 111,143.82 = 24,156.70 : x
  2. Step 2: Convert to fraction form
    74,088.19/111,143.82 = 24,156.70/x
  3. Step 3: Cross multiply
    74,088.19x = 111,143.82 × 24,156.70
  4. Step 4: Simplify right side
    74,088.19x = 2,684,867,916.59
  5. Step 5: Solve for x
    x = 2,684,867,916.59/74,088.19
  6. Step 6: Final answer
    x = 36,238.81

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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.