Home / 67,881.45-101,689.73-44,436.81

Finding the Fourth Proportional to 67,881.45, 101,689.73 and 44,436.81

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Solution

The fourth proportional to 67,881.45, 101,689.73 and 44,436.81 is: 66,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,881.45 : 101,689.73 = 44,436.81 : x
  2. Step 2: Convert to fraction form
    67,881.45/101,689.73 = 44,436.81/x
  3. Step 3: Cross multiply
    67,881.45x = 101,689.73 × 44,436.81
  4. Step 4: Simplify right side
    67,881.45x = 4,518,767,210.96
  5. Step 5: Solve for x
    x = 4,518,767,210.96/67,881.45
  6. Step 6: Final answer
    x = 66,568.51

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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.