Home / 54,520.02-81,800.28-37,871.28

Finding the Fourth Proportional to 54,520.02, 81,800.28 and 37,871.28

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Solution

The fourth proportional to 54,520.02, 81,800.28 and 37,871.28 is: 56,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,520.02 : 81,800.28 = 37,871.28 : x
  2. Step 2: Convert to fraction form
    54,520.02/81,800.28 = 37,871.28/x
  3. Step 3: Cross multiply
    54,520.02x = 81,800.28 × 37,871.28
  4. Step 4: Simplify right side
    54,520.02x = 3,097,881,307.96
  5. Step 5: Solve for x
    x = 3,097,881,307.96/54,520.02
  6. Step 6: Final answer
    x = 56,820.99

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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.