Home / 113,216.72-169,814.63-38,328.30

Finding the Fourth Proportional to 113,216.72, 169,814.63 and 38,328.30

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Solution

The fourth proportional to 113,216.72, 169,814.63 and 38,328.30 is: 57,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,216.72 : 169,814.63 = 38,328.30 : x
  2. Step 2: Convert to fraction form
    113,216.72/169,814.63 = 38,328.30/x
  3. Step 3: Cross multiply
    113,216.72x = 169,814.63 × 38,328.30
  4. Step 4: Simplify right side
    113,216.72x = 6,508,705,891.39
  5. Step 5: Solve for x
    x = 6,508,705,891.39/113,216.72
  6. Step 6: Final answer
    x = 57,488.91

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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.