Home / 55,530.95-83,246.02-28,845.74

Finding the Fourth Proportional to 55,530.95, 83,246.02 and 28,845.74

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Solution

The fourth proportional to 55,530.95, 83,246.02 and 28,845.74 is: 43,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,530.95 : 83,246.02 = 28,845.74 : x
  2. Step 2: Convert to fraction form
    55,530.95/83,246.02 = 28,845.74/x
  3. Step 3: Cross multiply
    55,530.95x = 83,246.02 × 28,845.74
  4. Step 4: Simplify right side
    55,530.95x = 2,401,293,184.96
  5. Step 5: Solve for x
    x = 2,401,293,184.96/55,530.95
  6. Step 6: Final answer
    x = 43,242.43

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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.