Home / 117,726.64-176,585.99-51,166.78

Finding the Fourth Proportional to 117,726.64, 176,585.99 and 51,166.78

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Solution

The fourth proportional to 117,726.64, 176,585.99 and 51,166.78 is: 76,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,726.64 : 176,585.99 = 51,166.78 : x
  2. Step 2: Convert to fraction form
    117,726.64/176,585.99 = 51,166.78/x
  3. Step 3: Cross multiply
    117,726.64x = 176,585.99 × 51,166.78
  4. Step 4: Simplify right side
    117,726.64x = 9,035,336,501.41
  5. Step 5: Solve for x
    x = 9,035,336,501.41/117,726.64
  6. Step 6: Final answer
    x = 76,748.44

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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.