Home / 131,594.24-181,588.92-74,230.40

Finding the Fourth Proportional to 131,594.24, 181,588.92 and 74,230.40

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Solution

The fourth proportional to 131,594.24, 181,588.92 and 74,230.40 is: 102,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,594.24 : 181,588.92 = 74,230.40 : x
  2. Step 2: Convert to fraction form
    131,594.24/181,588.92 = 74,230.40/x
  3. Step 3: Cross multiply
    131,594.24x = 181,588.92 × 74,230.40
  4. Step 4: Simplify right side
    131,594.24x = 13,479,418,167.17
  5. Step 5: Solve for x
    x = 13,479,418,167.17/131,594.24
  6. Step 6: Final answer
    x = 102,431.67

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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.