Home / 174,928.40-262,522.20-69,822.80

Finding the Fourth Proportional to 174,928.40, 262,522.20 and 69,822.80

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Solution

The fourth proportional to 174,928.40, 262,522.20 and 69,822.80 is: 104,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,928.40 : 262,522.20 = 69,822.80 : x
  2. Step 2: Convert to fraction form
    174,928.40/262,522.20 = 69,822.80/x
  3. Step 3: Cross multiply
    174,928.40x = 262,522.20 × 69,822.80
  4. Step 4: Simplify right side
    174,928.40x = 18,330,035,066.16
  5. Step 5: Solve for x
    x = 18,330,035,066.16/174,928.40
  6. Step 6: Final answer
    x = 104,785.93

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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.