Home / 38,981.10-58,467.98-10,903.66

Finding the Fourth Proportional to 38,981.10, 58,467.98 and 10,903.66

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Solution

The fourth proportional to 38,981.10, 58,467.98 and 10,903.66 is: 16,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,981.10 : 58,467.98 = 10,903.66 : x
  2. Step 2: Convert to fraction form
    38,981.10/58,467.98 = 10,903.66/x
  3. Step 3: Cross multiply
    38,981.10x = 58,467.98 × 10,903.66
  4. Step 4: Simplify right side
    38,981.10x = 637,514,974.81
  5. Step 5: Solve for x
    x = 637,514,974.81/38,981.10
  6. Step 6: Final answer
    x = 16,354.46

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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.