Home / 52,986.03-73,120.50-29,112.63

Finding the Fourth Proportional to 52,986.03, 73,120.50 and 29,112.63

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Solution

The fourth proportional to 52,986.03, 73,120.50 and 29,112.63 is: 40,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,986.03 : 73,120.50 = 29,112.63 : x
  2. Step 2: Convert to fraction form
    52,986.03/73,120.50 = 29,112.63/x
  3. Step 3: Cross multiply
    52,986.03x = 73,120.50 × 29,112.63
  4. Step 4: Simplify right side
    52,986.03x = 2,128,730,061.92
  5. Step 5: Solve for x
    x = 2,128,730,061.92/52,986.03
  6. Step 6: Final answer
    x = 40,175.31

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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.