Home / 37,007.10-51,070.38-21,091.20

Finding the Fourth Proportional to 37,007.10, 51,070.38 and 21,091.20

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Solution

The fourth proportional to 37,007.10, 51,070.38 and 21,091.20 is: 29,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.10 : 51,070.38 = 21,091.20 : x
  2. Step 2: Convert to fraction form
    37,007.10/51,070.38 = 21,091.20/x
  3. Step 3: Cross multiply
    37,007.10x = 51,070.38 × 21,091.20
  4. Step 4: Simplify right side
    37,007.10x = 1,077,135,598.66
  5. Step 5: Solve for x
    x = 1,077,135,598.66/37,007.10
  6. Step 6: Final answer
    x = 29,106.19

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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.