Home / 195,536.16-293,353.92-90,430.56

Finding the Fourth Proportional to 195,536.16, 293,353.92 and 90,430.56

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Solution

The fourth proportional to 195,536.16, 293,353.92 and 90,430.56 is: 135,668.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,536.16 : 293,353.92 = 90,430.56 : x
  2. Step 2: Convert to fraction form
    195,536.16/293,353.92 = 90,430.56/x
  3. Step 3: Cross multiply
    195,536.16x = 293,353.92 × 90,430.56
  4. Step 4: Simplify right side
    195,536.16x = 26,528,159,263.80
  5. Step 5: Solve for x
    x = 26,528,159,263.80/195,536.16
  6. Step 6: Final answer
    x = 135,668.82

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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.