Home / 42,268.40-58,330.68-23,405.12

Finding the Fourth Proportional to 42,268.40, 58,330.68 and 23,405.12

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Solution

The fourth proportional to 42,268.40, 58,330.68 and 23,405.12 is: 32,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,268.40 : 58,330.68 = 23,405.12 : x
  2. Step 2: Convert to fraction form
    42,268.40/58,330.68 = 23,405.12/x
  3. Step 3: Cross multiply
    42,268.40x = 58,330.68 × 23,405.12
  4. Step 4: Simplify right side
    42,268.40x = 1,365,236,565.08
  5. Step 5: Solve for x
    x = 1,365,236,565.08/42,268.40
  6. Step 6: Final answer
    x = 32,299.23

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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.