Home / 65,020.97-89,704.22-48,065.93

Finding the Fourth Proportional to 65,020.97, 89,704.22 and 48,065.93

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Solution

The fourth proportional to 65,020.97, 89,704.22 and 48,065.93 is: 66,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,020.97 : 89,704.22 = 48,065.93 : x
  2. Step 2: Convert to fraction form
    65,020.97/89,704.22 = 48,065.93/x
  3. Step 3: Cross multiply
    65,020.97x = 89,704.22 × 48,065.93
  4. Step 4: Simplify right side
    65,020.97x = 4,311,716,070.37
  5. Step 5: Solve for x
    x = 4,311,716,070.37/65,020.97
  6. Step 6: Final answer
    x = 66,312.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.