Home / 190,655.56-263,095.89-104,612.65

Finding the Fourth Proportional to 190,655.56, 263,095.89 and 104,612.65

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Solution

The fourth proportional to 190,655.56, 263,095.89 and 104,612.65 is: 144,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,655.56 : 263,095.89 = 104,612.65 : x
  2. Step 2: Convert to fraction form
    190,655.56/263,095.89 = 104,612.65/x
  3. Step 3: Cross multiply
    190,655.56x = 263,095.89 × 104,612.65
  4. Step 4: Simplify right side
    190,655.56x = 27,523,158,257.01
  5. Step 5: Solve for x
    x = 27,523,158,257.01/190,655.56
  6. Step 6: Final answer
    x = 144,360.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.