Home / 91,186.04-125,857.70-53,472.44

Finding the Fourth Proportional to 91,186.04, 125,857.70 and 53,472.44

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Solution

The fourth proportional to 91,186.04, 125,857.70 and 53,472.44 is: 73,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,186.04 : 125,857.70 = 53,472.44 : x
  2. Step 2: Convert to fraction form
    91,186.04/125,857.70 = 53,472.44/x
  3. Step 3: Cross multiply
    91,186.04x = 125,857.70 × 53,472.44
  4. Step 4: Simplify right side
    91,186.04x = 6,729,918,311.79
  5. Step 5: Solve for x
    x = 6,729,918,311.79/91,186.04
  6. Step 6: Final answer
    x = 73,804.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.