Home / 131,568.50-197,411.07-48,443.06

Finding the Fourth Proportional to 131,568.50, 197,411.07 and 48,443.06

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Solution

The fourth proportional to 131,568.50, 197,411.07 and 48,443.06 is: 72,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,568.50 : 197,411.07 = 48,443.06 : x
  2. Step 2: Convert to fraction form
    131,568.50/197,411.07 = 48,443.06/x
  3. Step 3: Cross multiply
    131,568.50x = 197,411.07 × 48,443.06
  4. Step 4: Simplify right side
    131,568.50x = 9,563,196,983.86
  5. Step 5: Solve for x
    x = 9,563,196,983.86/131,568.50
  6. Step 6: Final answer
    x = 72,686.07

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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.