Home / 131,867.45-197,771.04-60,721.91

Finding the Fourth Proportional to 131,867.45, 197,771.04 and 60,721.91

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Solution

The fourth proportional to 131,867.45, 197,771.04 and 60,721.91 is: 91,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,867.45 : 197,771.04 = 60,721.91 : x
  2. Step 2: Convert to fraction form
    131,867.45/197,771.04 = 60,721.91/x
  3. Step 3: Cross multiply
    131,867.45x = 197,771.04 × 60,721.91
  4. Step 4: Simplify right side
    131,867.45x = 12,009,034,302.63
  5. Step 5: Solve for x
    x = 12,009,034,302.63/131,867.45
  6. Step 6: Final answer
    x = 91,068.98

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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.