Home / 56,768.84-85,153.28-17,326.16

Finding the Fourth Proportional to 56,768.84, 85,153.28 and 17,326.16

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Solution

The fourth proportional to 56,768.84, 85,153.28 and 17,326.16 is: 25,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,768.84 : 85,153.28 = 17,326.16 : x
  2. Step 2: Convert to fraction form
    56,768.84/85,153.28 = 17,326.16/x
  3. Step 3: Cross multiply
    56,768.84x = 85,153.28 × 17,326.16
  4. Step 4: Simplify right side
    56,768.84x = 1,475,379,353.80
  5. Step 5: Solve for x
    x = 1,475,379,353.80/56,768.84
  6. Step 6: Final answer
    x = 25,989.25

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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.