Home / 59,420.28-81,987.12-35,228.88

Finding the Fourth Proportional to 59,420.28, 81,987.12 and 35,228.88

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Solution

The fourth proportional to 59,420.28, 81,987.12 and 35,228.88 is: 48,608.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,420.28 : 81,987.12 = 35,228.88 : x
  2. Step 2: Convert to fraction form
    59,420.28/81,987.12 = 35,228.88/x
  3. Step 3: Cross multiply
    59,420.28x = 81,987.12 × 35,228.88
  4. Step 4: Simplify right side
    59,420.28x = 2,888,314,412.03
  5. Step 5: Solve for x
    x = 2,888,314,412.03/59,420.28
  6. Step 6: Final answer
    x = 48,608.23

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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.