Home / 54,378.08-75,060.40-34,268.88

Finding the Fourth Proportional to 54,378.08, 75,060.40 and 34,268.88

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Solution

The fourth proportional to 54,378.08, 75,060.40 and 34,268.88 is: 47,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,378.08 : 75,060.40 = 34,268.88 : x
  2. Step 2: Convert to fraction form
    54,378.08/75,060.40 = 34,268.88/x
  3. Step 3: Cross multiply
    54,378.08x = 75,060.40 × 34,268.88
  4. Step 4: Simplify right side
    54,378.08x = 2,572,235,840.35
  5. Step 5: Solve for x
    x = 2,572,235,840.35/54,378.08
  6. Step 6: Final answer
    x = 47,302.81

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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.