Home / 53,018.61-73,166.70-29,147.50

Finding the Fourth Proportional to 53,018.61, 73,166.70 and 29,147.50

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Solution

The fourth proportional to 53,018.61, 73,166.70 and 29,147.50 is: 40,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.61 : 73,166.70 = 29,147.50 : x
  2. Step 2: Convert to fraction form
    53,018.61/73,166.70 = 29,147.50/x
  3. Step 3: Cross multiply
    53,018.61x = 73,166.70 × 29,147.50
  4. Step 4: Simplify right side
    53,018.61x = 2,132,626,388.25
  5. Step 5: Solve for x
    x = 2,132,626,388.25/53,018.61
  6. Step 6: Final answer
    x = 40,224.11

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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.