Home / 53,139.42-73,329.84-29,267.10

Finding the Fourth Proportional to 53,139.42, 73,329.84 and 29,267.10

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Solution

The fourth proportional to 53,139.42, 73,329.84 and 29,267.10 is: 40,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139.42 : 73,329.84 = 29,267.10 : x
  2. Step 2: Convert to fraction form
    53,139.42/73,329.84 = 29,267.10/x
  3. Step 3: Cross multiply
    53,139.42x = 73,329.84 × 29,267.10
  4. Step 4: Simplify right side
    53,139.42x = 2,146,151,760.26
  5. Step 5: Solve for x
    x = 2,146,151,760.26/53,139.42
  6. Step 6: Final answer
    x = 40,387.19

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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.