Home / 54,225.91-74,831.71-30,352.57

Finding the Fourth Proportional to 54,225.91, 74,831.71 and 30,352.57

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Solution

The fourth proportional to 54,225.91, 74,831.71 and 30,352.57 is: 41,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.91 : 74,831.71 = 30,352.57 : x
  2. Step 2: Convert to fraction form
    54,225.91/74,831.71 = 30,352.57/x
  3. Step 3: Cross multiply
    54,225.91x = 74,831.71 × 30,352.57
  4. Step 4: Simplify right side
    54,225.91x = 2,271,334,715.99
  5. Step 5: Solve for x
    x = 2,271,334,715.99/54,225.91
  6. Step 6: Final answer
    x = 41,886.52

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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.