Home / 185,877.08-256,509.96-100,994.48

Finding the Fourth Proportional to 185,877.08, 256,509.96 and 100,994.48

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Solution

The fourth proportional to 185,877.08, 256,509.96 and 100,994.48 is: 139,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,877.08 : 256,509.96 = 100,994.48 : x
  2. Step 2: Convert to fraction form
    185,877.08/256,509.96 = 100,994.48/x
  3. Step 3: Cross multiply
    185,877.08x = 256,509.96 × 100,994.48
  4. Step 4: Simplify right side
    185,877.08x = 25,906,090,025.02
  5. Step 5: Solve for x
    x = 25,906,090,025.02/185,877.08
  6. Step 6: Final answer
    x = 139,372.16

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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.