Home / 71,246.09-98,322.50-39,414.44

Finding the Fourth Proportional to 71,246.09, 98,322.50 and 39,414.44

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Solution

The fourth proportional to 71,246.09, 98,322.50 and 39,414.44 is: 54,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,246.09 : 98,322.50 = 39,414.44 : x
  2. Step 2: Convert to fraction form
    71,246.09/98,322.50 = 39,414.44/x
  3. Step 3: Cross multiply
    71,246.09x = 98,322.50 × 39,414.44
  4. Step 4: Simplify right side
    71,246.09x = 3,875,326,030.83
  5. Step 5: Solve for x
    x = 3,875,326,030.83/71,246.09
  6. Step 6: Final answer
    x = 54,393.53

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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.