Home / 124,150.36-185,895.02-84,784.36

Finding the Fourth Proportional to 124,150.36, 185,895.02 and 84,784.36

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Solution

The fourth proportional to 124,150.36, 185,895.02 and 84,784.36 is: 126,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,150.36 : 185,895.02 = 84,784.36 : x
  2. Step 2: Convert to fraction form
    124,150.36/185,895.02 = 84,784.36/x
  3. Step 3: Cross multiply
    124,150.36x = 185,895.02 × 84,784.36
  4. Step 4: Simplify right side
    124,150.36x = 15,760,990,297.89
  5. Step 5: Solve for x
    x = 15,760,990,297.89/124,150.36
  6. Step 6: Final answer
    x = 126,950.82

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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.