Home / 102,353.32-153,464.04-43,173.16

Finding the Fourth Proportional to 102,353.32, 153,464.04 and 43,173.16

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Solution

The fourth proportional to 102,353.32, 153,464.04 and 43,173.16 is: 64,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,353.32 : 153,464.04 = 43,173.16 : x
  2. Step 2: Convert to fraction form
    102,353.32/153,464.04 = 43,173.16/x
  3. Step 3: Cross multiply
    102,353.32x = 153,464.04 × 43,173.16
  4. Step 4: Simplify right side
    102,353.32x = 6,625,527,553.17
  5. Step 5: Solve for x
    x = 6,625,527,553.17/102,353.32
  6. Step 6: Final answer
    x = 64,731.93

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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.