Home / 42,912.68-59,208.38-25,903.48

Finding the Fourth Proportional to 42,912.68, 59,208.38 and 25,903.48

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Solution

The fourth proportional to 42,912.68, 59,208.38 and 25,903.48 is: 35,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,912.68 : 59,208.38 = 25,903.48 : x
  2. Step 2: Convert to fraction form
    42,912.68/59,208.38 = 25,903.48/x
  3. Step 3: Cross multiply
    42,912.68x = 59,208.38 × 25,903.48
  4. Step 4: Simplify right side
    42,912.68x = 1,533,703,087.16
  5. Step 5: Solve for x
    x = 1,533,703,087.16/42,912.68
  6. Step 6: Final answer
    x = 35,740.09

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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.