Home / 291,324.13-402,047.51-176,607.61

Finding the Fourth Proportional to 291,324.13, 402,047.51 and 176,607.61

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Solution

The fourth proportional to 291,324.13, 402,047.51 and 176,607.61 is: 243,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,324.13 : 402,047.51 = 176,607.61 : x
  2. Step 2: Convert to fraction form
    291,324.13/402,047.51 = 176,607.61/x
  3. Step 3: Cross multiply
    291,324.13x = 402,047.51 × 176,607.61
  4. Step 4: Simplify right side
    291,324.13x = 71,004,649,847.55
  5. Step 5: Solve for x
    x = 71,004,649,847.55/291,324.13
  6. Step 6: Final answer
    x = 243,730.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.