Home / 54,383.15-81,565.47-14,931.02

Finding the Fourth Proportional to 54,383.15, 81,565.47 and 14,931.02

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Solution

The fourth proportional to 54,383.15, 81,565.47 and 14,931.02 is: 22,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.15 : 81,565.47 = 14,931.02 : x
  2. Step 2: Convert to fraction form
    54,383.15/81,565.47 = 14,931.02/x
  3. Step 3: Cross multiply
    54,383.15x = 81,565.47 × 14,931.02
  4. Step 4: Simplify right side
    54,383.15x = 1,217,855,256.05
  5. Step 5: Solve for x
    x = 1,217,855,256.05/54,383.15
  6. Step 6: Final answer
    x = 22,393.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.