Home / 120,848.43-181,226.07-45,929.10

Finding the Fourth Proportional to 120,848.43, 181,226.07 and 45,929.10

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Solution

The fourth proportional to 120,848.43, 181,226.07 and 45,929.10 is: 68,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,848.43 : 181,226.07 = 45,929.10 : x
  2. Step 2: Convert to fraction form
    120,848.43/181,226.07 = 45,929.10/x
  3. Step 3: Cross multiply
    120,848.43x = 181,226.07 × 45,929.10
  4. Step 4: Simplify right side
    120,848.43x = 8,323,550,291.64
  5. Step 5: Solve for x
    x = 8,323,550,291.64/120,848.43
  6. Step 6: Final answer
    x = 68,875.95

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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.