Home / 51,092.76-70,502.46-28,428.18

Finding the Fourth Proportional to 51,092.76, 70,502.46 and 28,428.18

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Solution

The fourth proportional to 51,092.76, 70,502.46 and 28,428.18 is: 39,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,092.76 : 70,502.46 = 28,428.18 : x
  2. Step 2: Convert to fraction form
    51,092.76/70,502.46 = 28,428.18/x
  3. Step 3: Cross multiply
    51,092.76x = 70,502.46 × 28,428.18
  4. Step 4: Simplify right side
    51,092.76x = 2,004,256,623.32
  5. Step 5: Solve for x
    x = 2,004,256,623.32/51,092.76
  6. Step 6: Final answer
    x = 39,227.80

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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.