Home / 358,948.04-538,422.15-106,208.96

Finding the Fourth Proportional to 358,948.04, 538,422.15 and 106,208.96

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Solution

The fourth proportional to 358,948.04, 538,422.15 and 106,208.96 is: 159,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,948.04 : 538,422.15 = 106,208.96 : x
  2. Step 2: Convert to fraction form
    358,948.04/538,422.15 = 106,208.96/x
  3. Step 3: Cross multiply
    358,948.04x = 538,422.15 × 106,208.96
  4. Step 4: Simplify right side
    358,948.04x = 57,185,256,592.46
  5. Step 5: Solve for x
    x = 57,185,256,592.46/358,948.04
  6. Step 6: Final answer
    x = 159,313.47

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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.