Home / 52,108.80-71,921.94-29,460.88

Finding the Fourth Proportional to 52,108.80, 71,921.94 and 29,460.88

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Solution

The fourth proportional to 52,108.80, 71,921.94 and 29,460.88 is: 40,662.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,108.80 : 71,921.94 = 29,460.88 : x
  2. Step 2: Convert to fraction form
    52,108.80/71,921.94 = 29,460.88/x
  3. Step 3: Cross multiply
    52,108.80x = 71,921.94 × 29,460.88
  4. Step 4: Simplify right side
    52,108.80x = 2,118,883,643.71
  5. Step 5: Solve for x
    x = 2,118,883,643.71/52,108.80
  6. Step 6: Final answer
    x = 40,662.68

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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.