Home / 53,252.31-73,488.42-29,378.98

Finding the Fourth Proportional to 53,252.31, 73,488.42 and 29,378.98

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Solution

The fourth proportional to 53,252.31, 73,488.42 and 29,378.98 is: 40,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252.31 : 73,488.42 = 29,378.98 : x
  2. Step 2: Convert to fraction form
    53,252.31/73,488.42 = 29,378.98/x
  3. Step 3: Cross multiply
    53,252.31x = 73,488.42 × 29,378.98
  4. Step 4: Simplify right side
    53,252.31x = 2,159,014,821.41
  5. Step 5: Solve for x
    x = 2,159,014,821.41/53,252.31
  6. Step 6: Final answer
    x = 40,543.12

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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.