Home / 185,904.88-256,548.54-101,021.74

Finding the Fourth Proportional to 185,904.88, 256,548.54 and 101,021.74

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Solution

The fourth proportional to 185,904.88, 256,548.54 and 101,021.74 is: 139,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,904.88 : 256,548.54 = 101,021.74 : x
  2. Step 2: Convert to fraction form
    185,904.88/256,548.54 = 101,021.74/x
  3. Step 3: Cross multiply
    185,904.88x = 256,548.54 × 101,021.74
  4. Step 4: Simplify right side
    185,904.88x = 25,916,979,905.26
  5. Step 5: Solve for x
    x = 25,916,979,905.26/185,904.88
  6. Step 6: Final answer
    x = 139,409.90

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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.