Home / 119,247.60-164,577.24-76,929.15

Finding the Fourth Proportional to 119,247.60, 164,577.24 and 76,929.15

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Solution

The fourth proportional to 119,247.60, 164,577.24 and 76,929.15 is: 106,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,247.60 : 164,577.24 = 76,929.15 : x
  2. Step 2: Convert to fraction form
    119,247.60/164,577.24 = 76,929.15/x
  3. Step 3: Cross multiply
    119,247.60x = 164,577.24 × 76,929.15
  4. Step 4: Simplify right side
    119,247.60x = 12,660,787,182.55
  5. Step 5: Solve for x
    x = 12,660,787,182.55/119,247.60
  6. Step 6: Final answer
    x = 106,172.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.