Home / 113,934.38-171,008.81-57,814.76

Finding the Fourth Proportional to 113,934.38, 171,008.81 and 57,814.76

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Solution

The fourth proportional to 113,934.38, 171,008.81 and 57,814.76 is: 86,776.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,934.38 : 171,008.81 = 57,814.76 : x
  2. Step 2: Convert to fraction form
    113,934.38/171,008.81 = 57,814.76/x
  3. Step 3: Cross multiply
    113,934.38x = 171,008.81 × 57,814.76
  4. Step 4: Simplify right side
    113,934.38x = 9,886,833,018.96
  5. Step 5: Solve for x
    x = 9,886,833,018.96/113,934.38
  6. Step 6: Final answer
    x = 86,776.56

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1.5x scale

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.