Home / 185,626.02-256,164.06-100,743.07

Finding the Fourth Proportional to 185,626.02, 256,164.06 and 100,743.07

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Solution

The fourth proportional to 185,626.02, 256,164.06 and 100,743.07 is: 139,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,626.02 : 256,164.06 = 100,743.07 : x
  2. Step 2: Convert to fraction form
    185,626.02/256,164.06 = 100,743.07/x
  3. Step 3: Cross multiply
    185,626.02x = 256,164.06 × 100,743.07
  4. Step 4: Simplify right side
    185,626.02x = 25,806,753,828.06
  5. Step 5: Solve for x
    x = 25,806,753,828.06/185,626.02
  6. Step 6: Final answer
    x = 139,025.52

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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.