Home / 102,605.10-153,892.29-32,475.42

Finding the Fourth Proportional to 102,605.10, 153,892.29 and 32,475.42

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Solution

The fourth proportional to 102,605.10, 153,892.29 and 32,475.42 is: 48,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,605.10 : 153,892.29 = 32,475.42 : x
  2. Step 2: Convert to fraction form
    102,605.10/153,892.29 = 32,475.42/x
  3. Step 3: Cross multiply
    102,605.10x = 153,892.29 × 32,475.42
  4. Step 4: Simplify right side
    102,605.10x = 4,997,716,752.51
  5. Step 5: Solve for x
    x = 4,997,716,752.51/102,605.10
  6. Step 6: Final answer
    x = 48,708.27

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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.