Home / 54,225.99-74,831.85-30,358.26

Finding the Fourth Proportional to 54,225.99, 74,831.85 and 30,358.26

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Solution

The fourth proportional to 54,225.99, 74,831.85 and 30,358.26 is: 41,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.99 : 74,831.85 = 30,358.26 : x
  2. Step 2: Convert to fraction form
    54,225.99/74,831.85 = 30,358.26/x
  3. Step 3: Cross multiply
    54,225.99x = 74,831.85 × 30,358.26
  4. Step 4: Simplify right side
    54,225.99x = 2,271,764,758.58
  5. Step 5: Solve for x
    x = 2,271,764,758.58/54,225.99
  6. Step 6: Final answer
    x = 41,894.39

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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.