Home / 176,739.64-264,916.64-86,844.22

Finding the Fourth Proportional to 176,739.64, 264,916.64 and 86,844.22

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Solution

The fourth proportional to 176,739.64, 264,916.64 and 86,844.22 is: 130,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,739.64 : 264,916.64 = 86,844.22 : x
  2. Step 2: Convert to fraction form
    176,739.64/264,916.64 = 86,844.22/x
  3. Step 3: Cross multiply
    176,739.64x = 264,916.64 × 86,844.22
  4. Step 4: Simplify right side
    176,739.64x = 23,006,478,965.82
  5. Step 5: Solve for x
    x = 23,006,478,965.82/176,739.64
  6. Step 6: Final answer
    x = 130,171.58

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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.