Home / 54,225.98-74,831.12-30,352.66

Finding the Fourth Proportional to 54,225.98, 74,831.12 and 30,352.66

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Solution

The fourth proportional to 54,225.98, 74,831.12 and 30,352.66 is: 41,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225.98 : 74,831.12 = 30,352.66 : x
  2. Step 2: Convert to fraction form
    54,225.98/74,831.12 = 30,352.66/x
  3. Step 3: Cross multiply
    54,225.98x = 74,831.12 × 30,352.66
  4. Step 4: Simplify right side
    54,225.98x = 2,271,323,542.78
  5. Step 5: Solve for x
    x = 2,271,323,542.78/54,225.98
  6. Step 6: Final answer
    x = 41,886.26

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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.