Home / 57,718.08-86,570.40-15,596.16

Finding the Fourth Proportional to 57,718.08, 86,570.40 and 15,596.16

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Solution

The fourth proportional to 57,718.08, 86,570.40 and 15,596.16 is: 23,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,718.08 : 86,570.40 = 15,596.16 : x
  2. Step 2: Convert to fraction form
    57,718.08/86,570.40 = 15,596.16/x
  3. Step 3: Cross multiply
    57,718.08x = 86,570.40 × 15,596.16
  4. Step 4: Simplify right side
    57,718.08x = 1,350,165,809.66
  5. Step 5: Solve for x
    x = 1,350,165,809.66/57,718.08
  6. Step 6: Final answer
    x = 23,392.42

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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.