Home / 48,430.34-66,834.50-29,309.88

Finding the Fourth Proportional to 48,430.34, 66,834.50 and 29,309.88

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Solution

The fourth proportional to 48,430.34, 66,834.50 and 29,309.88 is: 40,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,430.34 : 66,834.50 = 29,309.88 : x
  2. Step 2: Convert to fraction form
    48,430.34/66,834.50 = 29,309.88/x
  3. Step 3: Cross multiply
    48,430.34x = 66,834.50 × 29,309.88
  4. Step 4: Simplify right side
    48,430.34x = 1,958,911,028.31
  5. Step 5: Solve for x
    x = 1,958,911,028.31/48,430.34
  6. Step 6: Final answer
    x = 40,448.02

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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.