Home / 54,225.66-74,831.33-30,356.93

Finding the Fourth Proportional to 54,225.66, 74,831.33 and 30,356.93

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Solution

The fourth proportional to 54,225.66, 74,831.33 and 30,356.93 is: 41,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.66 : 74,831.33 = 30,356.93 : x
  2. Step 2: Convert to fraction form
    54,225.66/74,831.33 = 30,356.93/x
  3. Step 3: Cross multiply
    54,225.66x = 74,831.33 × 30,356.93
  4. Step 4: Simplify right side
    54,225.66x = 2,271,648,920.68
  5. Step 5: Solve for x
    x = 2,271,648,920.68/54,225.66
  6. Step 6: Final answer
    x = 41,892.51

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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.