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Finding the Fourth Proportional to 69,896.04, 96,457.22 and 38,065.32

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Solution

The fourth proportional to 69,896.04, 96,457.22 and 38,065.32 is: 52,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,896.04 : 96,457.22 = 38,065.32 : x
  2. Step 2: Convert to fraction form
    69,896.04/96,457.22 = 38,065.32/x
  3. Step 3: Cross multiply
    69,896.04x = 96,457.22 × 38,065.32
  4. Step 4: Simplify right side
    69,896.04x = 3,671,674,945.61
  5. Step 5: Solve for x
    x = 3,671,674,945.61/69,896.04
  6. Step 6: Final answer
    x = 52,530.51

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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.