Home / 70,218.24-105,341.04-25,845.36

Finding the Fourth Proportional to 70,218.24, 105,341.04 and 25,845.36

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Solution

The fourth proportional to 70,218.24, 105,341.04 and 25,845.36 is: 38,773.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,218.24 : 105,341.04 = 25,845.36 : x
  2. Step 2: Convert to fraction form
    70,218.24/105,341.04 = 25,845.36/x
  3. Step 3: Cross multiply
    70,218.24x = 105,341.04 × 25,845.36
  4. Step 4: Simplify right side
    70,218.24x = 2,722,577,101.57
  5. Step 5: Solve for x
    x = 2,722,577,101.57/70,218.24
  6. Step 6: Final answer
    x = 38,773.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.