Home / 150,683.02-207,949.08-90,263.50

Finding the Fourth Proportional to 150,683.02, 207,949.08 and 90,263.50

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Solution

The fourth proportional to 150,683.02, 207,949.08 and 90,263.50 is: 124,567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,683.02 : 207,949.08 = 90,263.50 : x
  2. Step 2: Convert to fraction form
    150,683.02/207,949.08 = 90,263.50/x
  3. Step 3: Cross multiply
    150,683.02x = 207,949.08 × 90,263.50
  4. Step 4: Simplify right side
    150,683.02x = 18,770,211,782.58
  5. Step 5: Solve for x
    x = 18,770,211,782.58/150,683.02
  6. Step 6: Final answer
    x = 124,567.53

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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.