Home / 102,584.16-153,882.72-43,412.04

Finding the Fourth Proportional to 102,584.16, 153,882.72 and 43,412.04

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Solution

The fourth proportional to 102,584.16, 153,882.72 and 43,412.04 is: 65,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,584.16 : 153,882.72 = 43,412.04 : x
  2. Step 2: Convert to fraction form
    102,584.16/153,882.72 = 43,412.04/x
  3. Step 3: Cross multiply
    102,584.16x = 153,882.72 × 43,412.04
  4. Step 4: Simplify right side
    102,584.16x = 6,680,362,795.95
  5. Step 5: Solve for x
    x = 6,680,362,795.95/102,584.16
  6. Step 6: Final answer
    x = 65,120.80

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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.