Home / 159,548.64-239,351.42-52,939

Finding the Fourth Proportional to 159,548.64, 239,351.42 and 52,939

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Solution

The fourth proportional to 159,548.64, 239,351.42 and 52,939 is: 79,417.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,548.64 : 239,351.42 = 52,939 : x
  2. Step 2: Convert to fraction form
    159,548.64/239,351.42 = 52,939/x
  3. Step 3: Cross multiply
    159,548.64x = 239,351.42 × 52,939
  4. Step 4: Simplify right side
    159,548.64x = 12,671,024,823.38
  5. Step 5: Solve for x
    x = 12,671,024,823.38/159,548.64
  6. Step 6: Final answer
    x = 79,417.94

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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.