Home / 98,664.64-148,029.36-36,340

Finding the Fourth Proportional to 98,664.64, 148,029.36 and 36,340

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Solution

The fourth proportional to 98,664.64, 148,029.36 and 36,340 is: 54,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,664.64 : 148,029.36 = 36,340 : x
  2. Step 2: Convert to fraction form
    98,664.64/148,029.36 = 36,340/x
  3. Step 3: Cross multiply
    98,664.64x = 148,029.36 × 36,340
  4. Step 4: Simplify right side
    98,664.64x = 5,379,386,942.40
  5. Step 5: Solve for x
    x = 5,379,386,942.40/98,664.64
  6. Step 6: Final answer
    x = 54,521.93

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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.