Home / 100,837.10-151,255.65-94,276.10

Finding the Fourth Proportional to 100,837.10, 151,255.65 and 94,276.10

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Solution

The fourth proportional to 100,837.10, 151,255.65 and 94,276.10 is: 141,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,837.10 : 151,255.65 = 94,276.10 : x
  2. Step 2: Convert to fraction form
    100,837.10/151,255.65 = 94,276.10/x
  3. Step 3: Cross multiply
    100,837.10x = 151,255.65 × 94,276.10
  4. Step 4: Simplify right side
    100,837.10x = 14,259,792,784.97
  5. Step 5: Solve for x
    x = 14,259,792,784.97/100,837.10
  6. Step 6: Final answer
    x = 141,414.15

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1.5x scale

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.