Home / 86,728.72-130,093.08-24,399.22

Finding the Fourth Proportional to 86,728.72, 130,093.08 and 24,399.22

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Solution

The fourth proportional to 86,728.72, 130,093.08 and 24,399.22 is: 36,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,728.72 : 130,093.08 = 24,399.22 : x
  2. Step 2: Convert to fraction form
    86,728.72/130,093.08 = 24,399.22/x
  3. Step 3: Cross multiply
    86,728.72x = 130,093.08 × 24,399.22
  4. Step 4: Simplify right side
    86,728.72x = 3,174,169,679.40
  5. Step 5: Solve for x
    x = 3,174,169,679.40/86,728.72
  6. Step 6: Final answer
    x = 36,598.83

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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.