Home / 585,665.24-878,505.55-159,222.11

Finding the Fourth Proportional to 585,665.24, 878,505.55 and 159,222.11

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Solution

The fourth proportional to 585,665.24, 878,505.55 and 159,222.11 is: 238,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,665.24 : 878,505.55 = 159,222.11 : x
  2. Step 2: Convert to fraction form
    585,665.24/878,505.55 = 159,222.11/x
  3. Step 3: Cross multiply
    585,665.24x = 878,505.55 × 159,222.11
  4. Step 4: Simplify right side
    585,665.24x = 139,877,502,527.13
  5. Step 5: Solve for x
    x = 139,877,502,527.13/585,665.24
  6. Step 6: Final answer
    x = 238,835.25

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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.