Home / 56,713.84-85,064.27-15,164.08

Finding the Fourth Proportional to 56,713.84, 85,064.27 and 15,164.08

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Solution

The fourth proportional to 56,713.84, 85,064.27 and 15,164.08 is: 22,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,713.84 : 85,064.27 = 15,164.08 : x
  2. Step 2: Convert to fraction form
    56,713.84/85,064.27 = 15,164.08/x
  3. Step 3: Cross multiply
    56,713.84x = 85,064.27 × 15,164.08
  4. Step 4: Simplify right side
    56,713.84x = 1,289,920,970.10
  5. Step 5: Solve for x
    x = 1,289,920,970.10/56,713.84
  6. Step 6: Final answer
    x = 22,744.38

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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.