Home / 53,205.23-79,831.34-27,898.70

Finding the Fourth Proportional to 53,205.23, 79,831.34 and 27,898.70

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Solution

The fourth proportional to 53,205.23, 79,831.34 and 27,898.70 is: 41,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.23 : 79,831.34 = 27,898.70 : x
  2. Step 2: Convert to fraction form
    53,205.23/79,831.34 = 27,898.70/x
  3. Step 3: Cross multiply
    53,205.23x = 79,831.34 × 27,898.70
  4. Step 4: Simplify right side
    53,205.23x = 2,227,190,275.85
  5. Step 5: Solve for x
    x = 2,227,190,275.85/53,205.23
  6. Step 6: Final answer
    x = 41,860.37

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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.