Home / 74,173.50-111,291.12-29,831.76

Finding the Fourth Proportional to 74,173.50, 111,291.12 and 29,831.76

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Solution

The fourth proportional to 74,173.50, 111,291.12 and 29,831.76 is: 44,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,173.50 : 111,291.12 = 29,831.76 : x
  2. Step 2: Convert to fraction form
    74,173.50/111,291.12 = 29,831.76/x
  3. Step 3: Cross multiply
    74,173.50x = 111,291.12 × 29,831.76
  4. Step 4: Simplify right side
    74,173.50x = 3,320,009,981.97
  5. Step 5: Solve for x
    x = 3,320,009,981.97/74,173.50
  6. Step 6: Final answer
    x = 44,760.06

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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.