Home / 102,051.14-153,078.27-38,874.77

Finding the Fourth Proportional to 102,051.14, 153,078.27 and 38,874.77

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Solution

The fourth proportional to 102,051.14, 153,078.27 and 38,874.77 is: 58,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,051.14 : 153,078.27 = 38,874.77 : x
  2. Step 2: Convert to fraction form
    102,051.14/153,078.27 = 38,874.77/x
  3. Step 3: Cross multiply
    102,051.14x = 153,078.27 × 38,874.77
  4. Step 4: Simplify right side
    102,051.14x = 5,950,882,538.25
  5. Step 5: Solve for x
    x = 5,950,882,538.25/102,051.14
  6. Step 6: Final answer
    x = 58,312.75

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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.