Home / 114,015.42-157,342.28-63,027.34

Finding the Fourth Proportional to 114,015.42, 157,342.28 and 63,027.34

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Solution

The fourth proportional to 114,015.42, 157,342.28 and 63,027.34 is: 86,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,015.42 : 157,342.28 = 63,027.34 : x
  2. Step 2: Convert to fraction form
    114,015.42/157,342.28 = 63,027.34/x
  3. Step 3: Cross multiply
    114,015.42x = 157,342.28 × 63,027.34
  4. Step 4: Simplify right side
    114,015.42x = 9,916,864,669.44
  5. Step 5: Solve for x
    x = 9,916,864,669.44/114,015.42
  6. Step 6: Final answer
    x = 86,978.28

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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.