Home / 113,837.46-157,095.44-63,536.46

Finding the Fourth Proportional to 113,837.46, 157,095.44 and 63,536.46

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Solution

The fourth proportional to 113,837.46, 157,095.44 and 63,536.46 is: 87,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,837.46 : 157,095.44 = 63,536.46 : x
  2. Step 2: Convert to fraction form
    113,837.46/157,095.44 = 63,536.46/x
  3. Step 3: Cross multiply
    113,837.46x = 157,095.44 × 63,536.46
  4. Step 4: Simplify right side
    113,837.46x = 9,981,288,139.74
  5. Step 5: Solve for x
    x = 9,981,288,139.74/113,837.46
  6. Step 6: Final answer
    x = 87,680.17

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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.