Home / 110,747.52-152,828.64-101,831.04

Finding the Fourth Proportional to 110,747.52, 152,828.64 and 101,831.04

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Solution

The fourth proportional to 110,747.52, 152,828.64 and 101,831.04 is: 140,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,747.52 : 152,828.64 = 101,831.04 : x
  2. Step 2: Convert to fraction form
    110,747.52/152,828.64 = 101,831.04/x
  3. Step 3: Cross multiply
    110,747.52x = 152,828.64 × 101,831.04
  4. Step 4: Simplify right side
    110,747.52x = 15,562,699,352.99
  5. Step 5: Solve for x
    x = 15,562,699,352.99/110,747.52
  6. Step 6: Final answer
    x = 140,524.13

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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.