Home / 69,688.22-96,185.06-45,817.12

Finding the Fourth Proportional to 69,688.22, 96,185.06 and 45,817.12

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Solution

The fourth proportional to 69,688.22, 96,185.06 and 45,817.12 is: 63,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.22 : 96,185.06 = 45,817.12 : x
  2. Step 2: Convert to fraction form
    69,688.22/96,185.06 = 45,817.12/x
  3. Step 3: Cross multiply
    69,688.22x = 96,185.06 × 45,817.12
  4. Step 4: Simplify right side
    69,688.22x = 4,406,922,164.24
  5. Step 5: Solve for x
    x = 4,406,922,164.24/69,688.22
  6. Step 6: Final answer
    x = 63,237.69

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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.