Home / 372,724.47-559,176.08-120,028.77

Finding the Fourth Proportional to 372,724.47, 559,176.08 and 120,028.77

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Solution

The fourth proportional to 372,724.47, 559,176.08 and 120,028.77 is: 180,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,724.47 : 559,176.08 = 120,028.77 : x
  2. Step 2: Convert to fraction form
    372,724.47/559,176.08 = 120,028.77/x
  3. Step 3: Cross multiply
    372,724.47x = 559,176.08 × 120,028.77
  4. Step 4: Simplify right side
    372,724.47x = 67,117,216,495.68
  5. Step 5: Solve for x
    x = 67,117,216,495.68/372,724.47
  6. Step 6: Final answer
    x = 180,071.93

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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.