Home / 127,545.90-191,322-60,993.06

Finding the Fourth Proportional to 127,545.90, 191,322 and 60,993.06

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Solution

The fourth proportional to 127,545.90, 191,322 and 60,993.06 is: 91,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,545.90 : 191,322 = 60,993.06 : x
  2. Step 2: Convert to fraction form
    127,545.90/191,322 = 60,993.06/x
  3. Step 3: Cross multiply
    127,545.90x = 191,322 × 60,993.06
  4. Step 4: Simplify right side
    127,545.90x = 11,669,314,225.32
  5. Step 5: Solve for x
    x = 11,669,314,225.32/127,545.90
  6. Step 6: Final answer
    x = 91,491.10

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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.