Home / 114,263.73-157,631.00-73,990.53

Finding the Fourth Proportional to 114,263.73, 157,631.00 and 73,990.53

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Solution

The fourth proportional to 114,263.73, 157,631.00 and 73,990.53 is: 102,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,263.73 : 157,631.00 = 73,990.53 : x
  2. Step 2: Convert to fraction form
    114,263.73/157,631.00 = 73,990.53/x
  3. Step 3: Cross multiply
    114,263.73x = 157,631.00 × 73,990.53
  4. Step 4: Simplify right side
    114,263.73x = 11,663,200,864.48
  5. Step 5: Solve for x
    x = 11,663,200,864.48/114,263.73
  6. Step 6: Final answer
    x = 102,072.64

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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.