Home / 358,985.24-538,471.82-106,264.64

Finding the Fourth Proportional to 358,985.24, 538,471.82 and 106,264.64

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Solution

The fourth proportional to 358,985.24, 538,471.82 and 106,264.64 is: 159,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,985.24 : 538,471.82 = 106,264.64 : x
  2. Step 2: Convert to fraction form
    358,985.24/538,471.82 = 106,264.64/x
  3. Step 3: Cross multiply
    358,985.24x = 538,471.82 × 106,264.64
  4. Step 4: Simplify right side
    358,985.24x = 57,220,514,102.44
  5. Step 5: Solve for x
    x = 57,220,514,102.44/358,985.24
  6. Step 6: Final answer
    x = 159,395.17

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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.