Home / 157,505.46-236,257.73-39,176.81

Finding the Fourth Proportional to 157,505.46, 236,257.73 and 39,176.81

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Solution

The fourth proportional to 157,505.46, 236,257.73 and 39,176.81 is: 58,765.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,505.46 : 236,257.73 = 39,176.81 : x
  2. Step 2: Convert to fraction form
    157,505.46/236,257.73 = 39,176.81/x
  3. Step 3: Cross multiply
    157,505.46x = 236,257.73 × 39,176.81
  4. Step 4: Simplify right side
    157,505.46x = 9,255,823,115.89
  5. Step 5: Solve for x
    x = 9,255,823,115.89/157,505.46
  6. Step 6: Final answer
    x = 58,765.09

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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.