Home / 32,480.40-44,831.43-21,177.93

Finding the Fourth Proportional to 32,480.40, 44,831.43 and 21,177.93

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Solution

The fourth proportional to 32,480.40, 44,831.43 and 21,177.93 is: 29,231.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.40 : 44,831.43 = 21,177.93 : x
  2. Step 2: Convert to fraction form
    32,480.40/44,831.43 = 21,177.93/x
  3. Step 3: Cross multiply
    32,480.40x = 44,831.43 × 21,177.93
  4. Step 4: Simplify right side
    32,480.40x = 949,436,886.34
  5. Step 5: Solve for x
    x = 949,436,886.34/32,480.40
  6. Step 6: Final answer
    x = 29,231.07

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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.