Home / 87,551.02-120,824.93-53,548.84

Finding the Fourth Proportional to 87,551.02, 120,824.93 and 53,548.84

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Solution

The fourth proportional to 87,551.02, 120,824.93 and 53,548.84 is: 73,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,551.02 : 120,824.93 = 53,548.84 : x
  2. Step 2: Convert to fraction form
    87,551.02/120,824.93 = 53,548.84/x
  3. Step 3: Cross multiply
    87,551.02x = 120,824.93 × 53,548.84
  4. Step 4: Simplify right side
    87,551.02x = 6,470,034,844.58
  5. Step 5: Solve for x
    x = 6,470,034,844.58/87,551.02
  6. Step 6: Final answer
    x = 73,900.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.