Home / 109,190.24-150,670.32-61,460

Finding the Fourth Proportional to 109,190.24, 150,670.32 and 61,460

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Solution

The fourth proportional to 109,190.24, 150,670.32 and 61,460 is: 84,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,190.24 : 150,670.32 = 61,460 : x
  2. Step 2: Convert to fraction form
    109,190.24/150,670.32 = 61,460/x
  3. Step 3: Cross multiply
    109,190.24x = 150,670.32 × 61,460
  4. Step 4: Simplify right side
    109,190.24x = 9,260,197,867.20
  5. Step 5: Solve for x
    x = 9,260,197,867.20/109,190.24
  6. Step 6: Final answer
    x = 84,807.93

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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.