Home / 37,712.04-52,042.68-20,945.04

Finding the Fourth Proportional to 37,712.04, 52,042.68 and 20,945.04

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Solution

The fourth proportional to 37,712.04, 52,042.68 and 20,945.04 is: 28,904.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,712.04 : 52,042.68 = 20,945.04 : x
  2. Step 2: Convert to fraction form
    37,712.04/52,042.68 = 20,945.04/x
  3. Step 3: Cross multiply
    37,712.04x = 52,042.68 × 20,945.04
  4. Step 4: Simplify right side
    37,712.04x = 1,090,036,014.31
  5. Step 5: Solve for x
    x = 1,090,036,014.31/37,712.04
  6. Step 6: Final answer
    x = 28,904.19

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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.