Home / 157,299.03-217,073.12-93,636.27

Finding the Fourth Proportional to 157,299.03, 217,073.12 and 93,636.27

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Solution

The fourth proportional to 157,299.03, 217,073.12 and 93,636.27 is: 129,218.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,299.03 : 217,073.12 = 93,636.27 : x
  2. Step 2: Convert to fraction form
    157,299.03/217,073.12 = 93,636.27/x
  3. Step 3: Cross multiply
    157,299.03x = 217,073.12 × 93,636.27
  4. Step 4: Simplify right side
    157,299.03x = 20,325,916,805.88
  5. Step 5: Solve for x
    x = 20,325,916,805.88/157,299.03
  6. Step 6: Final answer
    x = 129,218.32

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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.