Home / 103,032.40-154,508.91-36,460.12

Finding the Fourth Proportional to 103,032.40, 154,508.91 and 36,460.12

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Solution

The fourth proportional to 103,032.40, 154,508.91 and 36,460.12 is: 54,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,032.40 : 154,508.91 = 36,460.12 : x
  2. Step 2: Convert to fraction form
    103,032.40/154,508.91 = 36,460.12/x
  3. Step 3: Cross multiply
    103,032.40x = 154,508.91 × 36,460.12
  4. Step 4: Simplify right side
    103,032.40x = 5,633,413,399.67
  5. Step 5: Solve for x
    x = 5,633,413,399.67/103,032.40
  6. Step 6: Final answer
    x = 54,676.13

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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.