Home / 48,101.12-66,378.32-26,880.56

Finding the Fourth Proportional to 48,101.12, 66,378.32 and 26,880.56

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Solution

The fourth proportional to 48,101.12, 66,378.32 and 26,880.56 is: 37,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,101.12 : 66,378.32 = 26,880.56 : x
  2. Step 2: Convert to fraction form
    48,101.12/66,378.32 = 26,880.56/x
  3. Step 3: Cross multiply
    48,101.12x = 66,378.32 × 26,880.56
  4. Step 4: Simplify right side
    48,101.12x = 1,784,286,413.46
  5. Step 5: Solve for x
    x = 1,784,286,413.46/48,101.12
  6. Step 6: Final answer
    x = 37,094.49

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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.