Home / 112,701.48-169,038.78-29,601.96

Finding the Fourth Proportional to 112,701.48, 169,038.78 and 29,601.96

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Solution

The fourth proportional to 112,701.48, 169,038.78 and 29,601.96 is: 44,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,701.48 : 169,038.78 = 29,601.96 : x
  2. Step 2: Convert to fraction form
    112,701.48/169,038.78 = 29,601.96/x
  3. Step 3: Cross multiply
    112,701.48x = 169,038.78 × 29,601.96
  4. Step 4: Simplify right side
    112,701.48x = 5,003,879,204.01
  5. Step 5: Solve for x
    x = 5,003,879,204.01/112,701.48
  6. Step 6: Final answer
    x = 44,399.41

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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.