Home / 190,351.73-285,502.52-90,575.32

Finding the Fourth Proportional to 190,351.73, 285,502.52 and 90,575.32

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Solution

The fourth proportional to 190,351.73, 285,502.52 and 90,575.32 is: 135,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,351.73 : 285,502.52 = 90,575.32 : x
  2. Step 2: Convert to fraction form
    190,351.73/285,502.52 = 90,575.32/x
  3. Step 3: Cross multiply
    190,351.73x = 285,502.52 × 90,575.32
  4. Step 4: Simplify right side
    190,351.73x = 25,859,482,109.81
  5. Step 5: Solve for x
    x = 25,859,482,109.81/190,351.73
  6. Step 6: Final answer
    x = 135,851.05

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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.