Home / 190,501.45-285,767.76-95,682.88

Finding the Fourth Proportional to 190,501.45, 285,767.76 and 95,682.88

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Solution

The fourth proportional to 190,501.45, 285,767.76 and 95,682.88 is: 143,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,501.45 : 285,767.76 = 95,682.88 : x
  2. Step 2: Convert to fraction form
    190,501.45/285,767.76 = 95,682.88/x
  3. Step 3: Cross multiply
    190,501.45x = 285,767.76 × 95,682.88
  4. Step 4: Simplify right side
    190,501.45x = 27,343,082,287.95
  5. Step 5: Solve for x
    x = 27,343,082,287.95/190,501.45
  6. Step 6: Final answer
    x = 143,532.15

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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.