Home / 104,724.48-157,155.84-55,511.04

Finding the Fourth Proportional to 104,724.48, 157,155.84 and 55,511.04

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Solution

The fourth proportional to 104,724.48, 157,155.84 and 55,511.04 is: 83,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,724.48 : 157,155.84 = 55,511.04 : x
  2. Step 2: Convert to fraction form
    104,724.48/157,155.84 = 55,511.04/x
  3. Step 3: Cross multiply
    104,724.48x = 157,155.84 × 55,511.04
  4. Step 4: Simplify right side
    104,724.48x = 8,723,884,120.47
  5. Step 5: Solve for x
    x = 8,723,884,120.47/104,724.48
  6. Step 6: Final answer
    x = 83,303.20

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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.