Home / 181,777.06-272,779.26-69,466.87

Finding the Fourth Proportional to 181,777.06, 272,779.26 and 69,466.87

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Solution

The fourth proportional to 181,777.06, 272,779.26 and 69,466.87 is: 104,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,777.06 : 272,779.26 = 69,466.87 : x
  2. Step 2: Convert to fraction form
    181,777.06/272,779.26 = 69,466.87/x
  3. Step 3: Cross multiply
    181,777.06x = 272,779.26 × 69,466.87
  4. Step 4: Simplify right side
    181,777.06x = 18,949,121,393.12
  5. Step 5: Solve for x
    x = 18,949,121,393.12/181,777.06
  6. Step 6: Final answer
    x = 104,243.74

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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.