Home / 93,882.03-129,513.77-83,137.85

Finding the Fourth Proportional to 93,882.03, 129,513.77 and 83,137.85

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Solution

The fourth proportional to 93,882.03, 129,513.77 and 83,137.85 is: 114,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,882.03 : 129,513.77 = 83,137.85 : x
  2. Step 2: Convert to fraction form
    93,882.03/129,513.77 = 83,137.85/x
  3. Step 3: Cross multiply
    93,882.03x = 129,513.77 × 83,137.85
  4. Step 4: Simplify right side
    93,882.03x = 10,767,496,383.19
  5. Step 5: Solve for x
    x = 10,767,496,383.19/93,882.03
  6. Step 6: Final answer
    x = 114,691.77

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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.