Home / 189,056.94-283,552.29-70,703.79

Finding the Fourth Proportional to 189,056.94, 283,552.29 and 70,703.79

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Solution

The fourth proportional to 189,056.94, 283,552.29 and 70,703.79 is: 106,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,056.94 : 283,552.29 = 70,703.79 : x
  2. Step 2: Convert to fraction form
    189,056.94/283,552.29 = 70,703.79/x
  3. Step 3: Cross multiply
    189,056.94x = 283,552.29 × 70,703.79
  4. Step 4: Simplify right side
    189,056.94x = 20,048,221,566.18
  5. Step 5: Solve for x
    x = 20,048,221,566.18/189,056.94
  6. Step 6: Final answer
    x = 106,043.30

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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.