Home / 54,528.42-75,247.22-30,657.32

Finding the Fourth Proportional to 54,528.42, 75,247.22 and 30,657.32

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Solution

The fourth proportional to 54,528.42, 75,247.22 and 30,657.32 is: 42,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.42 : 75,247.22 = 30,657.32 : x
  2. Step 2: Convert to fraction form
    54,528.42/75,247.22 = 30,657.32/x
  3. Step 3: Cross multiply
    54,528.42x = 75,247.22 × 30,657.32
  4. Step 4: Simplify right side
    54,528.42x = 2,306,878,102.65
  5. Step 5: Solve for x
    x = 2,306,878,102.65/54,528.42
  6. Step 6: Final answer
    x = 42,305.98

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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.