Home / 247,135.24-370,731.66-89,437.96

Finding the Fourth Proportional to 247,135.24, 370,731.66 and 89,437.96

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Solution

The fourth proportional to 247,135.24, 370,731.66 and 89,437.96 is: 134,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,135.24 : 370,731.66 = 89,437.96 : x
  2. Step 2: Convert to fraction form
    247,135.24/370,731.66 = 89,437.96/x
  3. Step 3: Cross multiply
    247,135.24x = 370,731.66 × 89,437.96
  4. Step 4: Simplify right side
    247,135.24x = 33,157,483,377.81
  5. Step 5: Solve for x
    x = 33,157,483,377.81/247,135.24
  6. Step 6: Final answer
    x = 134,167.36

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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.