Home / 53,566.17-80,364.30-19,831.68

Finding the Fourth Proportional to 53,566.17, 80,364.30 and 19,831.68

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Solution

The fourth proportional to 53,566.17, 80,364.30 and 19,831.68 is: 29,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,566.17 : 80,364.30 = 19,831.68 : x
  2. Step 2: Convert to fraction form
    53,566.17/80,364.30 = 19,831.68/x
  3. Step 3: Cross multiply
    53,566.17x = 80,364.30 × 19,831.68
  4. Step 4: Simplify right side
    53,566.17x = 1,593,759,081.02
  5. Step 5: Solve for x
    x = 1,593,759,081.02/53,566.17
  6. Step 6: Final answer
    x = 29,753.09

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1.5x scale

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.