Home / 114,315.32-171,481.18-39,434.38

Finding the Fourth Proportional to 114,315.32, 171,481.18 and 39,434.38

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Solution

The fourth proportional to 114,315.32, 171,481.18 and 39,434.38 is: 59,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,315.32 : 171,481.18 = 39,434.38 : x
  2. Step 2: Convert to fraction form
    114,315.32/171,481.18 = 39,434.38/x
  3. Step 3: Cross multiply
    114,315.32x = 171,481.18 × 39,434.38
  4. Step 4: Simplify right side
    114,315.32x = 6,762,254,014.97
  5. Step 5: Solve for x
    x = 6,762,254,014.97/114,315.32
  6. Step 6: Final answer
    x = 59,154.40

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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.