Home / 192,686.40-289,060.56-59,535.36

Finding the Fourth Proportional to 192,686.40, 289,060.56 and 59,535.36

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Solution

The fourth proportional to 192,686.40, 289,060.56 and 59,535.36 is: 89,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,686.40 : 289,060.56 = 59,535.36 : x
  2. Step 2: Convert to fraction form
    192,686.40/289,060.56 = 59,535.36/x
  3. Step 3: Cross multiply
    192,686.40x = 289,060.56 × 59,535.36
  4. Step 4: Simplify right side
    192,686.40x = 17,209,324,501.40
  5. Step 5: Solve for x
    x = 17,209,324,501.40/192,686.40
  6. Step 6: Final answer
    x = 89,312.61

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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.