Home / 114,278.88-157,705.52-63,293.28

Finding the Fourth Proportional to 114,278.88, 157,705.52 and 63,293.28

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Solution

The fourth proportional to 114,278.88, 157,705.52 and 63,293.28 is: 87,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,278.88 : 157,705.52 = 63,293.28 : x
  2. Step 2: Convert to fraction form
    114,278.88/157,705.52 = 63,293.28/x
  3. Step 3: Cross multiply
    114,278.88x = 157,705.52 × 63,293.28
  4. Step 4: Simplify right side
    114,278.88x = 9,981,699,634.91
  5. Step 5: Solve for x
    x = 9,981,699,634.91/114,278.88
  6. Step 6: Final answer
    x = 87,345.10

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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.