Home / 54,027.81-74,555.64-30,157.92

Finding the Fourth Proportional to 54,027.81, 74,555.64 and 30,157.92

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Solution

The fourth proportional to 54,027.81, 74,555.64 and 30,157.92 is: 41,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,027.81 : 74,555.64 = 30,157.92 : x
  2. Step 2: Convert to fraction form
    54,027.81/74,555.64 = 30,157.92/x
  3. Step 3: Cross multiply
    54,027.81x = 74,555.64 × 30,157.92
  4. Step 4: Simplify right side
    54,027.81x = 2,248,443,026.67
  5. Step 5: Solve for x
    x = 2,248,443,026.67/54,027.81
  6. Step 6: Final answer
    x = 41,616.40

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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.