Home / 147,767.24-221,549.64-52,995.40

Finding the Fourth Proportional to 147,767.24, 221,549.64 and 52,995.40

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Solution

The fourth proportional to 147,767.24, 221,549.64 and 52,995.40 is: 79,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,767.24 : 221,549.64 = 52,995.40 : x
  2. Step 2: Convert to fraction form
    147,767.24/221,549.64 = 52,995.40/x
  3. Step 3: Cross multiply
    147,767.24x = 221,549.64 × 52,995.40
  4. Step 4: Simplify right side
    147,767.24x = 11,741,111,791.66
  5. Step 5: Solve for x
    x = 11,741,111,791.66/147,767.24
  6. Step 6: Final answer
    x = 79,456.80

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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.