Home / 174,839.40-262,259.10-99,930.60

Finding the Fourth Proportional to 174,839.40, 262,259.10 and 99,930.60

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Solution

The fourth proportional to 174,839.40, 262,259.10 and 99,930.60 is: 149,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,839.40 : 262,259.10 = 99,930.60 : x
  2. Step 2: Convert to fraction form
    174,839.40/262,259.10 = 99,930.60/x
  3. Step 3: Cross multiply
    174,839.40x = 262,259.10 × 99,930.60
  4. Step 4: Simplify right side
    174,839.40x = 26,207,709,218.46
  5. Step 5: Solve for x
    x = 26,207,709,218.46/174,839.40
  6. Step 6: Final answer
    x = 149,895.90

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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.