Home / 42,029.28-57,999.30-23,166.48

Finding the Fourth Proportional to 42,029.28, 57,999.30 and 23,166.48

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Solution

The fourth proportional to 42,029.28, 57,999.30 and 23,166.48 is: 31,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,029.28 : 57,999.30 = 23,166.48 : x
  2. Step 2: Convert to fraction form
    42,029.28/57,999.30 = 23,166.48/x
  3. Step 3: Cross multiply
    42,029.28x = 57,999.30 × 23,166.48
  4. Step 4: Simplify right side
    42,029.28x = 1,343,639,623.46
  5. Step 5: Solve for x
    x = 1,343,639,623.46/42,029.28
  6. Step 6: Final answer
    x = 31,969.13

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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.