Home / 236,014.40-326,114.16-188,658.56

Finding the Fourth Proportional to 236,014.40, 326,114.16 and 188,658.56

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Solution

The fourth proportional to 236,014.40, 326,114.16 and 188,658.56 is: 260,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,014.40 : 326,114.16 = 188,658.56 : x
  2. Step 2: Convert to fraction form
    236,014.40/326,114.16 = 188,658.56/x
  3. Step 3: Cross multiply
    236,014.40x = 326,114.16 × 188,658.56
  4. Step 4: Simplify right side
    236,014.40x = 61,524,227,821.21
  5. Step 5: Solve for x
    x = 61,524,227,821.21/236,014.40
  6. Step 6: Final answer
    x = 260,679.97

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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.