Home / 86,767.81-130,162.25-24,438.31

Finding the Fourth Proportional to 86,767.81, 130,162.25 and 24,438.31

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Solution

The fourth proportional to 86,767.81, 130,162.25 and 24,438.31 is: 36,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,767.81 : 130,162.25 = 24,438.31 : x
  2. Step 2: Convert to fraction form
    86,767.81/130,162.25 = 24,438.31/x
  3. Step 3: Cross multiply
    86,767.81x = 130,162.25 × 24,438.31
  4. Step 4: Simplify right side
    86,767.81x = 3,180,945,547.95
  5. Step 5: Solve for x
    x = 3,180,945,547.95/86,767.81
  6. Step 6: Final answer
    x = 36,660.43

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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.