Home / 181,580.21-250,582.60-99,909.52

Finding the Fourth Proportional to 181,580.21, 250,582.60 and 99,909.52

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Solution

The fourth proportional to 181,580.21, 250,582.60 and 99,909.52 is: 137,876.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,580.21 : 250,582.60 = 99,909.52 : x
  2. Step 2: Convert to fraction form
    181,580.21/250,582.60 = 99,909.52/x
  3. Step 3: Cross multiply
    181,580.21x = 250,582.60 × 99,909.52
  4. Step 4: Simplify right side
    181,580.21x = 25,035,586,222.79
  5. Step 5: Solve for x
    x = 25,035,586,222.79/181,580.21
  6. Step 6: Final answer
    x = 137,876.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.