Home / 189,237.55-283,395.22-125,156.66

Finding the Fourth Proportional to 189,237.55, 283,395.22 and 125,156.66

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Solution

The fourth proportional to 189,237.55, 283,395.22 and 125,156.66 is: 187,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,237.55 : 283,395.22 = 125,156.66 : x
  2. Step 2: Convert to fraction form
    189,237.55/283,395.22 = 125,156.66/x
  3. Step 3: Cross multiply
    189,237.55x = 283,395.22 × 125,156.66
  4. Step 4: Simplify right side
    189,237.55x = 35,468,797,152.41
  5. Step 5: Solve for x
    x = 35,468,797,152.41/189,237.55
  6. Step 6: Final answer
    x = 187,430.01

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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.