Home / 115,032.23-172,575.98-36,146.39

Finding the Fourth Proportional to 115,032.23, 172,575.98 and 36,146.39

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Solution

The fourth proportional to 115,032.23, 172,575.98 and 36,146.39 is: 54,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,032.23 : 172,575.98 = 36,146.39 : x
  2. Step 2: Convert to fraction form
    115,032.23/172,575.98 = 36,146.39/x
  3. Step 3: Cross multiply
    115,032.23x = 172,575.98 × 36,146.39
  4. Step 4: Simplify right side
    115,032.23x = 6,237,998,677.71
  5. Step 5: Solve for x
    x = 6,237,998,677.71/115,032.23
  6. Step 6: Final answer
    x = 54,228.27

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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.