Home / 185,775.93-256,372.29-100,893.60

Finding the Fourth Proportional to 185,775.93, 256,372.29 and 100,893.60

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Solution

The fourth proportional to 185,775.93, 256,372.29 and 100,893.60 is: 139,233.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,775.93 : 256,372.29 = 100,893.60 : x
  2. Step 2: Convert to fraction form
    185,775.93/256,372.29 = 100,893.60/x
  3. Step 3: Cross multiply
    185,775.93x = 256,372.29 × 100,893.60
  4. Step 4: Simplify right side
    185,775.93x = 25,866,323,278.34
  5. Step 5: Solve for x
    x = 25,866,323,278.34/185,775.93
  6. Step 6: Final answer
    x = 139,233.99

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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.