Home / 119,153.04-178,755.28-40,265.52

Finding the Fourth Proportional to 119,153.04, 178,755.28 and 40,265.52

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Solution

The fourth proportional to 119,153.04, 178,755.28 and 40,265.52 is: 60,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,153.04 : 178,755.28 = 40,265.52 : x
  2. Step 2: Convert to fraction form
    119,153.04/178,755.28 = 40,265.52/x
  3. Step 3: Cross multiply
    119,153.04x = 178,755.28 × 40,265.52
  4. Step 4: Simplify right side
    119,153.04x = 7,197,674,301.95
  5. Step 5: Solve for x
    x = 7,197,674,301.95/119,153.04
  6. Step 6: Final answer
    x = 60,406.97

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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.