Home / 69,887.70-96,336.12-58,537.17

Finding the Fourth Proportional to 69,887.70, 96,336.12 and 58,537.17

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Solution

The fourth proportional to 69,887.70, 96,336.12 and 58,537.17 is: 80,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,887.70 : 96,336.12 = 58,537.17 : x
  2. Step 2: Convert to fraction form
    69,887.70/96,336.12 = 58,537.17/x
  3. Step 3: Cross multiply
    69,887.70x = 96,336.12 × 58,537.17
  4. Step 4: Simplify right side
    69,887.70x = 5,639,243,833.58
  5. Step 5: Solve for x
    x = 5,639,243,833.58/69,887.70
  6. Step 6: Final answer
    x = 80,690.08

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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.