Home / 189,472.10-284,296.75-82,842.22

Finding the Fourth Proportional to 189,472.10, 284,296.75 and 82,842.22

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Solution

The fourth proportional to 189,472.10, 284,296.75 and 82,842.22 is: 124,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,472.10 : 284,296.75 = 82,842.22 : x
  2. Step 2: Convert to fraction form
    189,472.10/284,296.75 = 82,842.22/x
  3. Step 3: Cross multiply
    189,472.10x = 284,296.75 × 82,842.22
  4. Step 4: Simplify right side
    189,472.10x = 23,551,772,990.94
  5. Step 5: Solve for x
    x = 23,551,772,990.94/189,472.10
  6. Step 6: Final answer
    x = 124,302.06

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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.