Home / 114,269.36-157,769.64-71,265.65

Finding the Fourth Proportional to 114,269.36, 157,769.64 and 71,265.65

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Solution

The fourth proportional to 114,269.36, 157,769.64 and 71,265.65 is: 98,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,269.36 : 157,769.64 = 71,265.65 : x
  2. Step 2: Convert to fraction form
    114,269.36/157,769.64 = 71,265.65/x
  3. Step 3: Cross multiply
    114,269.36x = 157,769.64 × 71,265.65
  4. Step 4: Simplify right side
    114,269.36x = 11,243,555,156.02
  5. Step 5: Solve for x
    x = 11,243,555,156.02/114,269.36
  6. Step 6: Final answer
    x = 98,395.19

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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.