Home / 54,533.96-75,256.04-30,660.66

Finding the Fourth Proportional to 54,533.96, 75,256.04 and 30,660.66

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Solution

The fourth proportional to 54,533.96, 75,256.04 and 30,660.66 is: 42,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.96 : 75,256.04 = 30,660.66 : x
  2. Step 2: Convert to fraction form
    54,533.96/75,256.04 = 30,660.66/x
  3. Step 3: Cross multiply
    54,533.96x = 75,256.04 × 30,660.66
  4. Step 4: Simplify right side
    54,533.96x = 2,307,399,702.08
  5. Step 5: Solve for x
    x = 2,307,399,702.08/54,533.96
  6. Step 6: Final answer
    x = 42,311.25

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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.