Home / 61,260.08-91,857.54-21,268.96

Finding the Fourth Proportional to 61,260.08, 91,857.54 and 21,268.96

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Solution

The fourth proportional to 61,260.08, 91,857.54 and 21,268.96 is: 31,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,260.08 : 91,857.54 = 21,268.96 : x
  2. Step 2: Convert to fraction form
    61,260.08/91,857.54 = 21,268.96/x
  3. Step 3: Cross multiply
    61,260.08x = 91,857.54 × 21,268.96
  4. Step 4: Simplify right side
    61,260.08x = 1,953,714,710.77
  5. Step 5: Solve for x
    x = 1,953,714,710.77/61,260.08
  6. Step 6: Final answer
    x = 31,892.13

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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.