Home / 55,529.71-83,303.19-18,080.98

Finding the Fourth Proportional to 55,529.71, 83,303.19 and 18,080.98

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Solution

The fourth proportional to 55,529.71, 83,303.19 and 18,080.98 is: 27,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,529.71 : 83,303.19 = 18,080.98 : x
  2. Step 2: Convert to fraction form
    55,529.71/83,303.19 = 18,080.98/x
  3. Step 3: Cross multiply
    55,529.71x = 83,303.19 × 18,080.98
  4. Step 4: Simplify right side
    55,529.71x = 1,506,203,312.33
  5. Step 5: Solve for x
    x = 1,506,203,312.33/55,529.71
  6. Step 6: Final answer
    x = 27,124.28

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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.