Home / 117,890.32-176,837.34-65,631.96

Finding the Fourth Proportional to 117,890.32, 176,837.34 and 65,631.96

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Solution

The fourth proportional to 117,890.32, 176,837.34 and 65,631.96 is: 98,448.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,890.32 : 176,837.34 = 65,631.96 : x
  2. Step 2: Convert to fraction form
    117,890.32/176,837.34 = 65,631.96/x
  3. Step 3: Cross multiply
    117,890.32x = 176,837.34 × 65,631.96
  4. Step 4: Simplify right side
    117,890.32x = 11,606,181,225.39
  5. Step 5: Solve for x
    x = 11,606,181,225.39/117,890.32
  6. Step 6: Final answer
    x = 98,448.98

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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.