Home / 43,023.29-64,486.55-21,904.04

Finding the Fourth Proportional to 43,023.29, 64,486.55 and 21,904.04

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Solution

The fourth proportional to 43,023.29, 64,486.55 and 21,904.04 is: 32,831.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,023.29 : 64,486.55 = 21,904.04 : x
  2. Step 2: Convert to fraction form
    43,023.29/64,486.55 = 21,904.04/x
  3. Step 3: Cross multiply
    43,023.29x = 64,486.55 × 21,904.04
  4. Step 4: Simplify right side
    43,023.29x = 1,412,516,186.64
  5. Step 5: Solve for x
    x = 1,412,516,186.64/43,023.29
  6. Step 6: Final answer
    x = 32,831.44

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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.