Home / 71,364.41-98,488.90-39,536.27

Finding the Fourth Proportional to 71,364.41, 98,488.90 and 39,536.27

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Solution

The fourth proportional to 71,364.41, 98,488.90 and 39,536.27 is: 54,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,364.41 : 98,488.90 = 39,536.27 : x
  2. Step 2: Convert to fraction form
    71,364.41/98,488.90 = 39,536.27/x
  3. Step 3: Cross multiply
    71,364.41x = 98,488.90 × 39,536.27
  4. Step 4: Simplify right side
    71,364.41x = 3,893,883,446.32
  5. Step 5: Solve for x
    x = 3,893,883,446.32/71,364.41
  6. Step 6: Final answer
    x = 54,563.38

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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.