Home / 69,271.68-95,597.12-39,465.60

Finding the Fourth Proportional to 69,271.68, 95,597.12 and 39,465.60

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Solution

The fourth proportional to 69,271.68, 95,597.12 and 39,465.60 is: 54,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,271.68 : 95,597.12 = 39,465.60 : x
  2. Step 2: Convert to fraction form
    69,271.68/95,597.12 = 39,465.60/x
  3. Step 3: Cross multiply
    69,271.68x = 95,597.12 × 39,465.60
  4. Step 4: Simplify right side
    69,271.68x = 3,772,797,699.07
  5. Step 5: Solve for x
    x = 3,772,797,699.07/69,271.68
  6. Step 6: Final answer
    x = 54,463.78

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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.