Home / 86,760.80-130,145.72-24,436.16

Finding the Fourth Proportional to 86,760.80, 130,145.72 and 24,436.16

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Solution

The fourth proportional to 86,760.80, 130,145.72 and 24,436.16 is: 36,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,760.80 : 130,145.72 = 24,436.16 : x
  2. Step 2: Convert to fraction form
    86,760.80/130,145.72 = 24,436.16/x
  3. Step 3: Cross multiply
    86,760.80x = 130,145.72 × 24,436.16
  4. Step 4: Simplify right side
    86,760.80x = 3,180,261,637.24
  5. Step 5: Solve for x
    x = 3,180,261,637.24/86,760.80
  6. Step 6: Final answer
    x = 36,655.51

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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.