Home / 185,987.04-256,662.37-101,104.10

Finding the Fourth Proportional to 185,987.04, 256,662.37 and 101,104.10

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Solution

The fourth proportional to 185,987.04, 256,662.37 and 101,104.10 is: 139,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,987.04 : 256,662.37 = 101,104.10 : x
  2. Step 2: Convert to fraction form
    185,987.04/256,662.37 = 101,104.10/x
  3. Step 3: Cross multiply
    185,987.04x = 256,662.37 × 101,104.10
  4. Step 4: Simplify right side
    185,987.04x = 25,949,617,728.27
  5. Step 5: Solve for x
    x = 25,949,617,728.27/185,987.04
  6. Step 6: Final answer
    x = 139,523.80

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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.