Home / 50,751.04-70,036.32-29,531.56

Finding the Fourth Proportional to 50,751.04, 70,036.32 and 29,531.56

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Solution

The fourth proportional to 50,751.04, 70,036.32 and 29,531.56 is: 40,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,751.04 : 70,036.32 = 29,531.56 : x
  2. Step 2: Convert to fraction form
    50,751.04/70,036.32 = 29,531.56/x
  3. Step 3: Cross multiply
    50,751.04x = 70,036.32 × 29,531.56
  4. Step 4: Simplify right side
    50,751.04x = 2,068,281,786.26
  5. Step 5: Solve for x
    x = 2,068,281,786.26/50,751.04
  6. Step 6: Final answer
    x = 40,753.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.