Home / 53,724.23-80,602.44-21,686.80

Finding the Fourth Proportional to 53,724.23, 80,602.44 and 21,686.80

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Solution

The fourth proportional to 53,724.23, 80,602.44 and 21,686.80 is: 32,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,724.23 : 80,602.44 = 21,686.80 : x
  2. Step 2: Convert to fraction form
    53,724.23/80,602.44 = 21,686.80/x
  3. Step 3: Cross multiply
    53,724.23x = 80,602.44 × 21,686.80
  4. Step 4: Simplify right side
    53,724.23x = 1,748,008,887.36
  5. Step 5: Solve for x
    x = 1,748,008,887.36/53,724.23
  6. Step 6: Final answer
    x = 32,536.70

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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.