Home / 86,775.24-130,157.34-27,653.34

Finding the Fourth Proportional to 86,775.24, 130,157.34 and 27,653.34

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Solution

The fourth proportional to 86,775.24, 130,157.34 and 27,653.34 is: 41,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,775.24 : 130,157.34 = 27,653.34 : x
  2. Step 2: Convert to fraction form
    86,775.24/130,157.34 = 27,653.34/x
  3. Step 3: Cross multiply
    86,775.24x = 130,157.34 × 27,653.34
  4. Step 4: Simplify right side
    86,775.24x = 3,599,285,176.52
  5. Step 5: Solve for x
    x = 3,599,285,176.52/86,775.24
  6. Step 6: Final answer
    x = 41,478.25

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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.