Home / 42,008.32-57,971.30-22,888.03

Finding the Fourth Proportional to 42,008.32, 57,971.30 and 22,888.03

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Solution

The fourth proportional to 42,008.32, 57,971.30 and 22,888.03 is: 31,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,008.32 : 57,971.30 = 22,888.03 : x
  2. Step 2: Convert to fraction form
    42,008.32/57,971.30 = 22,888.03/x
  3. Step 3: Cross multiply
    42,008.32x = 57,971.30 × 22,888.03
  4. Step 4: Simplify right side
    42,008.32x = 1,326,848,853.54
  5. Step 5: Solve for x
    x = 1,326,848,853.54/42,008.32
  6. Step 6: Final answer
    x = 31,585.38

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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.