Home / 179,085.74-247,136.94-98,511.50

Finding the Fourth Proportional to 179,085.74, 247,136.94 and 98,511.50

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Solution

The fourth proportional to 179,085.74, 247,136.94 and 98,511.50 is: 135,945.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,085.74 : 247,136.94 = 98,511.50 : x
  2. Step 2: Convert to fraction form
    179,085.74/247,136.94 = 98,511.50/x
  3. Step 3: Cross multiply
    179,085.74x = 247,136.94 × 98,511.50
  4. Step 4: Simplify right side
    179,085.74x = 24,345,831,282.65
  5. Step 5: Solve for x
    x = 24,345,831,282.65/179,085.74
  6. Step 6: Final answer
    x = 135,945.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.