Home / 117,767.34-162,519.70-64,052.76

Finding the Fourth Proportional to 117,767.34, 162,519.70 and 64,052.76

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Solution

The fourth proportional to 117,767.34, 162,519.70 and 64,052.76 is: 88,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,767.34 : 162,519.70 = 64,052.76 : x
  2. Step 2: Convert to fraction form
    117,767.34/162,519.70 = 64,052.76/x
  3. Step 3: Cross multiply
    117,767.34x = 162,519.70 × 64,052.76
  4. Step 4: Simplify right side
    117,767.34x = 10,409,835,339.37
  5. Step 5: Solve for x
    x = 10,409,835,339.37/117,767.34
  6. Step 6: Final answer
    x = 88,393.23

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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.