Home / 170,028.57-234,634.56-92,501.78

Finding the Fourth Proportional to 170,028.57, 234,634.56 and 92,501.78

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Solution

The fourth proportional to 170,028.57, 234,634.56 and 92,501.78 is: 127,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,028.57 : 234,634.56 = 92,501.78 : x
  2. Step 2: Convert to fraction form
    170,028.57/234,634.56 = 92,501.78/x
  3. Step 3: Cross multiply
    170,028.57x = 234,634.56 × 92,501.78
  4. Step 4: Simplify right side
    170,028.57x = 21,704,113,276.34
  5. Step 5: Solve for x
    x = 21,704,113,276.34/170,028.57
  6. Step 6: Final answer
    x = 127,649.80

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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.