Home / 102,317.43-153,475.91-102,169.58

Finding the Fourth Proportional to 102,317.43, 153,475.91 and 102,169.58

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Solution

The fourth proportional to 102,317.43, 153,475.91 and 102,169.58 is: 153,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,317.43 : 153,475.91 = 102,169.58 : x
  2. Step 2: Convert to fraction form
    102,317.43/153,475.91 = 102,169.58/x
  3. Step 3: Cross multiply
    102,317.43x = 153,475.91 × 102,169.58
  4. Step 4: Simplify right side
    102,317.43x = 15,680,569,376.08
  5. Step 5: Solve for x
    x = 15,680,569,376.08/102,317.43
  6. Step 6: Final answer
    x = 153,254.14

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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.