Home / 69,688.35-96,166.31-37,857.20

Finding the Fourth Proportional to 69,688.35, 96,166.31 and 37,857.20

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Solution

The fourth proportional to 69,688.35, 96,166.31 and 37,857.20 is: 52,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.35 : 96,166.31 = 37,857.20 : x
  2. Step 2: Convert to fraction form
    69,688.35/96,166.31 = 37,857.20/x
  3. Step 3: Cross multiply
    69,688.35x = 96,166.31 × 37,857.20
  4. Step 4: Simplify right side
    69,688.35x = 3,640,586,560.81
  5. Step 5: Solve for x
    x = 3,640,586,560.81/69,688.35
  6. Step 6: Final answer
    x = 52,240.96

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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.