Home / 131,370.50-197,055.66-42,624.01

Finding the Fourth Proportional to 131,370.50, 197,055.66 and 42,624.01

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Solution

The fourth proportional to 131,370.50, 197,055.66 and 42,624.01 is: 63,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,370.50 : 197,055.66 = 42,624.01 : x
  2. Step 2: Convert to fraction form
    131,370.50/197,055.66 = 42,624.01/x
  3. Step 3: Cross multiply
    131,370.50x = 197,055.66 × 42,624.01
  4. Step 4: Simplify right side
    131,370.50x = 8,399,302,828.56
  5. Step 5: Solve for x
    x = 8,399,302,828.56/131,370.50
  6. Step 6: Final answer
    x = 63,935.99

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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.