Home / 109,397.10-164,095.65-26,291.10

Finding the Fourth Proportional to 109,397.10, 164,095.65 and 26,291.10

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Solution

The fourth proportional to 109,397.10, 164,095.65 and 26,291.10 is: 39,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,397.10 : 164,095.65 = 26,291.10 : x
  2. Step 2: Convert to fraction form
    109,397.10/164,095.65 = 26,291.10/x
  3. Step 3: Cross multiply
    109,397.10x = 164,095.65 × 26,291.10
  4. Step 4: Simplify right side
    109,397.10x = 4,314,255,143.72
  5. Step 5: Solve for x
    x = 4,314,255,143.72/109,397.10
  6. Step 6: Final answer
    x = 39,436.65

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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.