Home / 176,579.02-264,862.61-76,739.20

Finding the Fourth Proportional to 176,579.02, 264,862.61 and 76,739.20

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Solution

The fourth proportional to 176,579.02, 264,862.61 and 76,739.20 is: 115,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,579.02 : 264,862.61 = 76,739.20 : x
  2. Step 2: Convert to fraction form
    176,579.02/264,862.61 = 76,739.20/x
  3. Step 3: Cross multiply
    176,579.02x = 264,862.61 × 76,739.20
  4. Step 4: Simplify right side
    176,579.02x = 20,325,344,043.23
  5. Step 5: Solve for x
    x = 20,325,344,043.23/176,579.02
  6. Step 6: Final answer
    x = 115,106.22

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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.