Home / 45,259.80-62,430.14-29,147.99

Finding the Fourth Proportional to 45,259.80, 62,430.14 and 29,147.99

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Solution

The fourth proportional to 45,259.80, 62,430.14 and 29,147.99 is: 40,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259.80 : 62,430.14 = 29,147.99 : x
  2. Step 2: Convert to fraction form
    45,259.80/62,430.14 = 29,147.99/x
  3. Step 3: Cross multiply
    45,259.80x = 62,430.14 × 29,147.99
  4. Step 4: Simplify right side
    45,259.80x = 1,819,712,638.53
  5. Step 5: Solve for x
    x = 1,819,712,638.53/45,259.80
  6. Step 6: Final answer
    x = 40,205.94

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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.