Home / 114,655.49-158,239.14-69,333.79

Finding the Fourth Proportional to 114,655.49, 158,239.14 and 69,333.79

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Solution

The fourth proportional to 114,655.49, 158,239.14 and 69,333.79 is: 95,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,655.49 : 158,239.14 = 69,333.79 : x
  2. Step 2: Convert to fraction form
    114,655.49/158,239.14 = 69,333.79/x
  3. Step 3: Cross multiply
    114,655.49x = 158,239.14 × 69,333.79
  4. Step 4: Simplify right side
    114,655.49x = 10,971,318,511.34
  5. Step 5: Solve for x
    x = 10,971,318,511.34/114,655.49
  6. Step 6: Final answer
    x = 95,689.43

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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.