Home / 202,928.49-304,462.50-90,686.18

Finding the Fourth Proportional to 202,928.49, 304,462.50 and 90,686.18

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Solution

The fourth proportional to 202,928.49, 304,462.50 and 90,686.18 is: 136,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,928.49 : 304,462.50 = 90,686.18 : x
  2. Step 2: Convert to fraction form
    202,928.49/304,462.50 = 90,686.18/x
  3. Step 3: Cross multiply
    202,928.49x = 304,462.50 × 90,686.18
  4. Step 4: Simplify right side
    202,928.49x = 27,610,541,499.33
  5. Step 5: Solve for x
    x = 27,610,541,499.33/202,928.49
  6. Step 6: Final answer
    x = 136,060.45

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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.