Home / 154,099.60-231,150.28-47,482.16

Finding the Fourth Proportional to 154,099.60, 231,150.28 and 47,482.16

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Solution

The fourth proportional to 154,099.60, 231,150.28 and 47,482.16 is: 71,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,099.60 : 231,150.28 = 47,482.16 : x
  2. Step 2: Convert to fraction form
    154,099.60/231,150.28 = 47,482.16/x
  3. Step 3: Cross multiply
    154,099.60x = 231,150.28 × 47,482.16
  4. Step 4: Simplify right side
    154,099.60x = 10,975,514,579.00
  5. Step 5: Solve for x
    x = 10,975,514,579.00/154,099.60
  6. Step 6: Final answer
    x = 71,223.51

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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.