Home / 190,882.69-286,197.66-91,058.29

Finding the Fourth Proportional to 190,882.69, 286,197.66 and 91,058.29

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Solution

The fourth proportional to 190,882.69, 286,197.66 and 91,058.29 is: 136,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,882.69 : 286,197.66 = 91,058.29 : x
  2. Step 2: Convert to fraction form
    190,882.69/286,197.66 = 91,058.29/x
  3. Step 3: Cross multiply
    190,882.69x = 286,197.66 × 91,058.29
  4. Step 4: Simplify right side
    190,882.69x = 26,060,668,806.11
  5. Step 5: Solve for x
    x = 26,060,668,806.11/190,882.69
  6. Step 6: Final answer
    x = 136,527.15

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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.