Home / 114,424.14-157,849.18-99,295.56

Finding the Fourth Proportional to 114,424.14, 157,849.18 and 99,295.56

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Solution

The fourth proportional to 114,424.14, 157,849.18 and 99,295.56 is: 136,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,424.14 : 157,849.18 = 99,295.56 : x
  2. Step 2: Convert to fraction form
    114,424.14/157,849.18 = 99,295.56/x
  3. Step 3: Cross multiply
    114,424.14x = 157,849.18 × 99,295.56
  4. Step 4: Simplify right side
    114,424.14x = 15,673,722,723.64
  5. Step 5: Solve for x
    x = 15,673,722,723.64/114,424.14
  6. Step 6: Final answer
    x = 136,979.16

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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.