Home / 114,398.11-157,861.87-64,087.39

Finding the Fourth Proportional to 114,398.11, 157,861.87 and 64,087.39

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Solution

The fourth proportional to 114,398.11, 157,861.87 and 64,087.39 is: 88,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,398.11 : 157,861.87 = 64,087.39 : x
  2. Step 2: Convert to fraction form
    114,398.11/157,861.87 = 64,087.39/x
  3. Step 3: Cross multiply
    114,398.11x = 157,861.87 × 64,087.39
  4. Step 4: Simplify right side
    114,398.11x = 10,116,955,228.82
  5. Step 5: Solve for x
    x = 10,116,955,228.82/114,398.11
  6. Step 6: Final answer
    x = 88,436.38

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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.