Home / 119,149.17-178,749.47-40,261.65

Finding the Fourth Proportional to 119,149.17, 178,749.47 and 40,261.65

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Solution

The fourth proportional to 119,149.17, 178,749.47 and 40,261.65 is: 60,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,149.17 : 178,749.47 = 40,261.65 : x
  2. Step 2: Convert to fraction form
    119,149.17/178,749.47 = 40,261.65/x
  3. Step 3: Cross multiply
    119,149.17x = 178,749.47 × 40,261.65
  4. Step 4: Simplify right side
    119,149.17x = 7,196,748,598.83
  5. Step 5: Solve for x
    x = 7,196,748,598.83/119,149.17
  6. Step 6: Final answer
    x = 60,401.16

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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.