Home / 37,070.69-51,157.30-20,074.55

Finding the Fourth Proportional to 37,070.69, 51,157.30 and 20,074.55

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Solution

The fourth proportional to 37,070.69, 51,157.30 and 20,074.55 is: 27,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.69 : 51,157.30 = 20,074.55 : x
  2. Step 2: Convert to fraction form
    37,070.69/51,157.30 = 20,074.55/x
  3. Step 3: Cross multiply
    37,070.69x = 51,157.30 × 20,074.55
  4. Step 4: Simplify right side
    37,070.69x = 1,026,959,535.00
  5. Step 5: Solve for x
    x = 1,026,959,535.00/37,070.69
  6. Step 6: Final answer
    x = 27,702.74

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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.