Home / 55,510.70-83,271.30-15,529.68

Finding the Fourth Proportional to 55,510.70, 83,271.30 and 15,529.68

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Solution

The fourth proportional to 55,510.70, 83,271.30 and 15,529.68 is: 23,295.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,510.70 : 83,271.30 = 15,529.68 : x
  2. Step 2: Convert to fraction form
    55,510.70/83,271.30 = 15,529.68/x
  3. Step 3: Cross multiply
    55,510.70x = 83,271.30 × 15,529.68
  4. Step 4: Simplify right side
    55,510.70x = 1,293,176,642.18
  5. Step 5: Solve for x
    x = 1,293,176,642.18/55,510.70
  6. Step 6: Final answer
    x = 23,295.99

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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.