Home / 52,704.84-72,733.56-28,831.68

Finding the Fourth Proportional to 52,704.84, 72,733.56 and 28,831.68

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Solution

The fourth proportional to 52,704.84, 72,733.56 and 28,831.68 is: 39,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.84 : 72,733.56 = 28,831.68 : x
  2. Step 2: Convert to fraction form
    52,704.84/72,733.56 = 28,831.68/x
  3. Step 3: Cross multiply
    52,704.84x = 72,733.56 × 28,831.68
  4. Step 4: Simplify right side
    52,704.84x = 2,097,030,727.18
  5. Step 5: Solve for x
    x = 2,097,030,727.18/52,704.84
  6. Step 6: Final answer
    x = 39,788.20

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1.5x scale

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.