Home / 581,016.81-871,575.42-160,292.68

Finding the Fourth Proportional to 581,016.81, 871,575.42 and 160,292.68

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Solution

The fourth proportional to 581,016.81, 871,575.42 and 160,292.68 is: 240,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,016.81 : 871,575.42 = 160,292.68 : x
  2. Step 2: Convert to fraction form
    581,016.81/871,575.42 = 160,292.68/x
  3. Step 3: Cross multiply
    581,016.81x = 871,575.42 × 160,292.68
  4. Step 4: Simplify right side
    581,016.81x = 139,707,159,893.93
  5. Step 5: Solve for x
    x = 139,707,159,893.93/581,016.81
  6. Step 6: Final answer
    x = 240,452.87

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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.