Home / 157,325.45-217,110.60-89,343.83

Finding the Fourth Proportional to 157,325.45, 217,110.60 and 89,343.83

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Solution

The fourth proportional to 157,325.45, 217,110.60 and 89,343.83 is: 123,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,325.45 : 217,110.60 = 89,343.83 : x
  2. Step 2: Convert to fraction form
    157,325.45/217,110.60 = 89,343.83/x
  3. Step 3: Cross multiply
    157,325.45x = 217,110.60 × 89,343.83
  4. Step 4: Simplify right side
    157,325.45x = 19,397,492,537.60
  5. Step 5: Solve for x
    x = 19,397,492,537.60/157,325.45
  6. Step 6: Final answer
    x = 123,295.33

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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.