Home / 238,995.06-358,408.98-70,470.66

Finding the Fourth Proportional to 238,995.06, 358,408.98 and 70,470.66

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Solution

The fourth proportional to 238,995.06, 358,408.98 and 70,470.66 is: 105,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,995.06 : 358,408.98 = 70,470.66 : x
  2. Step 2: Convert to fraction form
    238,995.06/358,408.98 = 70,470.66/x
  3. Step 3: Cross multiply
    238,995.06x = 358,408.98 × 70,470.66
  4. Step 4: Simplify right side
    238,995.06x = 25,257,317,370.53
  5. Step 5: Solve for x
    x = 25,257,317,370.53/238,995.06
  6. Step 6: Final answer
    x = 105,681.34

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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.