Home / 37,070.09-51,156.75-20,074.47

Finding the Fourth Proportional to 37,070.09, 51,156.75 and 20,074.47

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Solution

The fourth proportional to 37,070.09, 51,156.75 and 20,074.47 is: 27,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.09 : 51,156.75 = 20,074.47 : x
  2. Step 2: Convert to fraction form
    37,070.09/51,156.75 = 20,074.47/x
  3. Step 3: Cross multiply
    37,070.09x = 51,156.75 × 20,074.47
  4. Step 4: Simplify right side
    37,070.09x = 1,026,944,643.17
  5. Step 5: Solve for x
    x = 1,026,944,643.17/37,070.09
  6. Step 6: Final answer
    x = 27,702.78

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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.