Home / 29,124.29-43,686.48-12,483.02

Finding the Fourth Proportional to 29,124.29, 43,686.48 and 12,483.02

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Solution

The fourth proportional to 29,124.29, 43,686.48 and 12,483.02 is: 18,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.29 : 43,686.48 = 12,483.02 : x
  2. Step 2: Convert to fraction form
    29,124.29/43,686.48 = 12,483.02/x
  3. Step 3: Cross multiply
    29,124.29x = 43,686.48 × 12,483.02
  4. Step 4: Simplify right side
    29,124.29x = 545,339,203.57
  5. Step 5: Solve for x
    x = 545,339,203.57/29,124.29
  6. Step 6: Final answer
    x = 18,724.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.