Home / 47,688.53-65,816-27,545.39

Finding the Fourth Proportional to 47,688.53, 65,816 and 27,545.39

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Solution

The fourth proportional to 47,688.53, 65,816 and 27,545.39 is: 38,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,688.53 : 65,816 = 27,545.39 : x
  2. Step 2: Convert to fraction form
    47,688.53/65,816 = 27,545.39/x
  3. Step 3: Cross multiply
    47,688.53x = 65,816 × 27,545.39
  4. Step 4: Simplify right side
    47,688.53x = 1,812,927,388.24
  5. Step 5: Solve for x
    x = 1,812,927,388.24/47,688.53
  6. Step 6: Final answer
    x = 38,016.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.