Home / 86,739.57-130,109.39-24,410.07

Finding the Fourth Proportional to 86,739.57, 130,109.39 and 24,410.07

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Solution

The fourth proportional to 86,739.57, 130,109.39 and 24,410.07 is: 36,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,739.57 : 130,109.39 = 24,410.07 : x
  2. Step 2: Convert to fraction form
    86,739.57/130,109.39 = 24,410.07/x
  3. Step 3: Cross multiply
    86,739.57x = 130,109.39 × 24,410.07
  4. Step 4: Simplify right side
    86,739.57x = 3,175,979,195.51
  5. Step 5: Solve for x
    x = 3,175,979,195.51/86,739.57
  6. Step 6: Final answer
    x = 36,615.11

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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.