Home / 52,851.07-72,924.21-31,336.84

Finding the Fourth Proportional to 52,851.07, 72,924.21 and 31,336.84

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Solution

The fourth proportional to 52,851.07, 72,924.21 and 31,336.84 is: 43,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,851.07 : 72,924.21 = 31,336.84 : x
  2. Step 2: Convert to fraction form
    52,851.07/72,924.21 = 31,336.84/x
  3. Step 3: Cross multiply
    52,851.07x = 72,924.21 × 31,336.84
  4. Step 4: Simplify right side
    52,851.07x = 2,285,214,300.90
  5. Step 5: Solve for x
    x = 2,285,214,300.90/52,851.07
  6. Step 6: Final answer
    x = 43,238.75

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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.