Home / 92,609.04-138,831.07-33,431.55

Finding the Fourth Proportional to 92,609.04, 138,831.07 and 33,431.55

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Solution

The fourth proportional to 92,609.04, 138,831.07 and 33,431.55 is: 50,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,609.04 : 138,831.07 = 33,431.55 : x
  2. Step 2: Convert to fraction form
    92,609.04/138,831.07 = 33,431.55/x
  3. Step 3: Cross multiply
    92,609.04x = 138,831.07 × 33,431.55
  4. Step 4: Simplify right side
    92,609.04x = 4,641,337,858.26
  5. Step 5: Solve for x
    x = 4,641,337,858.26/92,609.04
  6. Step 6: Final answer
    x = 50,117.55

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1.5x scale

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.