Home / 150,272.02-207,328.44-86,601.16

Finding the Fourth Proportional to 150,272.02, 207,328.44 and 86,601.16

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Solution

The fourth proportional to 150,272.02, 207,328.44 and 86,601.16 is: 119,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,272.02 : 207,328.44 = 86,601.16 : x
  2. Step 2: Convert to fraction form
    150,272.02/207,328.44 = 86,601.16/x
  3. Step 3: Cross multiply
    150,272.02x = 207,328.44 × 86,601.16
  4. Step 4: Simplify right side
    150,272.02x = 17,954,883,404.99
  5. Step 5: Solve for x
    x = 17,954,883,404.99/150,272.02
  6. Step 6: Final answer
    x = 119,482.55

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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.