Home / 181,433.09-272,153.39-66,023.64

Finding the Fourth Proportional to 181,433.09, 272,153.39 and 66,023.64

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Solution

The fourth proportional to 181,433.09, 272,153.39 and 66,023.64 is: 99,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,433.09 : 272,153.39 = 66,023.64 : x
  2. Step 2: Convert to fraction form
    181,433.09/272,153.39 = 66,023.64/x
  3. Step 3: Cross multiply
    181,433.09x = 272,153.39 × 66,023.64
  4. Step 4: Simplify right side
    181,433.09x = 17,968,557,116.02
  5. Step 5: Solve for x
    x = 17,968,557,116.02/181,433.09
  6. Step 6: Final answer
    x = 99,036.82

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1.5x scale

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.