Home / 194,026.38-290,438.07-105,059.22

Finding the Fourth Proportional to 194,026.38, 290,438.07 and 105,059.22

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Solution

The fourth proportional to 194,026.38, 290,438.07 and 105,059.22 is: 157,263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,026.38 : 290,438.07 = 105,059.22 : x
  2. Step 2: Convert to fraction form
    194,026.38/290,438.07 = 105,059.22/x
  3. Step 3: Cross multiply
    194,026.38x = 290,438.07 × 105,059.22
  4. Step 4: Simplify right side
    194,026.38x = 30,513,197,092.51
  5. Step 5: Solve for x
    x = 30,513,197,092.51/194,026.38
  6. Step 6: Final answer
    x = 157,263.14

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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.