Home / 71,015.96-98,001.94-39,184.86

Finding the Fourth Proportional to 71,015.96, 98,001.94 and 39,184.86

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Solution

The fourth proportional to 71,015.96, 98,001.94 and 39,184.86 is: 54,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,015.96 : 98,001.94 = 39,184.86 : x
  2. Step 2: Convert to fraction form
    71,015.96/98,001.94 = 39,184.86/x
  3. Step 3: Cross multiply
    71,015.96x = 98,001.94 × 39,184.86
  4. Step 4: Simplify right side
    71,015.96x = 3,840,192,298.63
  5. Step 5: Solve for x
    x = 3,840,192,298.63/71,015.96
  6. Step 6: Final answer
    x = 54,075.06

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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.