Home / 29,875.50-44,810.15-18,749.21

Finding the Fourth Proportional to 29,875.50, 44,810.15 and 18,749.21

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Solution

The fourth proportional to 29,875.50, 44,810.15 and 18,749.21 is: 28,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,875.50 : 44,810.15 = 18,749.21 : x
  2. Step 2: Convert to fraction form
    29,875.50/44,810.15 = 18,749.21/x
  3. Step 3: Cross multiply
    29,875.50x = 44,810.15 × 18,749.21
  4. Step 4: Simplify right side
    29,875.50x = 840,154,594.68
  5. Step 5: Solve for x
    x = 840,154,594.68/29,875.50
  6. Step 6: Final answer
    x = 28,121.86

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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.