Home / 266,582.79-367,824.96-153,405.54

Finding the Fourth Proportional to 266,582.79, 367,824.96 and 153,405.54

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Solution

The fourth proportional to 266,582.79, 367,824.96 and 153,405.54 is: 211,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,582.79 : 367,824.96 = 153,405.54 : x
  2. Step 2: Convert to fraction form
    266,582.79/367,824.96 = 153,405.54/x
  3. Step 3: Cross multiply
    266,582.79x = 367,824.96 × 153,405.54
  4. Step 4: Simplify right side
    266,582.79x = 56,426,386,614.28
  5. Step 5: Solve for x
    x = 56,426,386,614.28/266,582.79
  6. Step 6: Final answer
    x = 211,665.53

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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.