Home / 185,226.57-255,588.22-117,123.39

Finding the Fourth Proportional to 185,226.57, 255,588.22 and 117,123.39

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Solution

The fourth proportional to 185,226.57, 255,588.22 and 117,123.39 is: 161,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,226.57 : 255,588.22 = 117,123.39 : x
  2. Step 2: Convert to fraction form
    185,226.57/255,588.22 = 117,123.39/x
  3. Step 3: Cross multiply
    185,226.57x = 255,588.22 × 117,123.39
  4. Step 4: Simplify right side
    185,226.57x = 29,935,358,916.87
  5. Step 5: Solve for x
    x = 29,935,358,916.87/185,226.57
  6. Step 6: Final answer
    x = 161,614.82

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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.