Home / 189,190.47-283,830.26-56,071.83

Finding the Fourth Proportional to 189,190.47, 283,830.26 and 56,071.83

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Solution

The fourth proportional to 189,190.47, 283,830.26 and 56,071.83 is: 84,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,190.47 : 283,830.26 = 56,071.83 : x
  2. Step 2: Convert to fraction form
    189,190.47/283,830.26 = 56,071.83/x
  3. Step 3: Cross multiply
    189,190.47x = 283,830.26 × 56,071.83
  4. Step 4: Simplify right side
    189,190.47x = 15,914,881,807.22
  5. Step 5: Solve for x
    x = 15,914,881,807.22/189,190.47
  6. Step 6: Final answer
    x = 84,120.95

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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.