Home / 53,253.08-73,488.01-29,379.74

Finding the Fourth Proportional to 53,253.08, 73,488.01 and 29,379.74

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Solution

The fourth proportional to 53,253.08, 73,488.01 and 29,379.74 is: 40,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,253.08 : 73,488.01 = 29,379.74 : x
  2. Step 2: Convert to fraction form
    53,253.08/73,488.01 = 29,379.74/x
  3. Step 3: Cross multiply
    53,253.08x = 73,488.01 × 29,379.74
  4. Step 4: Simplify right side
    53,253.08x = 2,159,058,943.80
  5. Step 5: Solve for x
    x = 2,159,058,943.80/53,253.08
  6. Step 6: Final answer
    x = 40,543.37

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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.