Home / 51,194.98-70,653.18-28,541.31

Finding the Fourth Proportional to 51,194.98, 70,653.18 and 28,541.31

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Solution

The fourth proportional to 51,194.98, 70,653.18 and 28,541.31 is: 39,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.98 : 70,653.18 = 28,541.31 : x
  2. Step 2: Convert to fraction form
    51,194.98/70,653.18 = 28,541.31/x
  3. Step 3: Cross multiply
    51,194.98x = 70,653.18 × 28,541.31
  4. Step 4: Simplify right side
    51,194.98x = 2,016,533,959.60
  5. Step 5: Solve for x
    x = 2,016,533,959.60/51,194.98
  6. Step 6: Final answer
    x = 39,389.29

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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.