Home / 158,643.49-237,966.05-53,463.37

Finding the Fourth Proportional to 158,643.49, 237,966.05 and 53,463.37

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Solution

The fourth proportional to 158,643.49, 237,966.05 and 53,463.37 is: 80,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,643.49 : 237,966.05 = 53,463.37 : x
  2. Step 2: Convert to fraction form
    158,643.49/237,966.05 = 53,463.37/x
  3. Step 3: Cross multiply
    158,643.49x = 237,966.05 × 53,463.37
  4. Step 4: Simplify right side
    158,643.49x = 12,722,466,978.59
  5. Step 5: Solve for x
    x = 12,722,466,978.59/158,643.49
  6. Step 6: Final answer
    x = 80,195.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.