Home / 117,886.12-176,729.97-51,276.07

Finding the Fourth Proportional to 117,886.12, 176,729.97 and 51,276.07

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Solution

The fourth proportional to 117,886.12, 176,729.97 and 51,276.07 is: 76,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,886.12 : 176,729.97 = 51,276.07 : x
  2. Step 2: Convert to fraction form
    117,886.12/176,729.97 = 51,276.07/x
  3. Step 3: Cross multiply
    117,886.12x = 176,729.97 × 51,276.07
  4. Step 4: Simplify right side
    117,886.12x = 9,062,018,726.02
  5. Step 5: Solve for x
    x = 9,062,018,726.02/117,886.12
  6. Step 6: Final answer
    x = 76,870.96

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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.