Home / 301,154.19-451,128.98-181,144.86

Finding the Fourth Proportional to 301,154.19, 451,128.98 and 181,144.86

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Solution

The fourth proportional to 301,154.19, 451,128.98 and 181,144.86 is: 271,355.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,154.19 : 451,128.98 = 181,144.86 : x
  2. Step 2: Convert to fraction form
    301,154.19/451,128.98 = 181,144.86/x
  3. Step 3: Cross multiply
    301,154.19x = 451,128.98 × 181,144.86
  4. Step 4: Simplify right side
    301,154.19x = 81,719,695,018.32
  5. Step 5: Solve for x
    x = 81,719,695,018.32/301,154.19
  6. Step 6: Final answer
    x = 271,355.00

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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.