Home / 37,763.49-52,111.60-21,848.20

Finding the Fourth Proportional to 37,763.49, 52,111.60 and 21,848.20

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Solution

The fourth proportional to 37,763.49, 52,111.60 and 21,848.20 is: 30,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.49 : 52,111.60 = 21,848.20 : x
  2. Step 2: Convert to fraction form
    37,763.49/52,111.60 = 21,848.20/x
  3. Step 3: Cross multiply
    37,763.49x = 52,111.60 × 21,848.20
  4. Step 4: Simplify right side
    37,763.49x = 1,138,544,659.12
  5. Step 5: Solve for x
    x = 1,138,544,659.12/37,763.49
  6. Step 6: Final answer
    x = 30,149.35

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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.