Home / 185,611.37-256,011.36-170,347.11

Finding the Fourth Proportional to 185,611.37, 256,011.36 and 170,347.11

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Solution

The fourth proportional to 185,611.37, 256,011.36 and 170,347.11 is: 234,957.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,611.37 : 256,011.36 = 170,347.11 : x
  2. Step 2: Convert to fraction form
    185,611.37/256,011.36 = 170,347.11/x
  3. Step 3: Cross multiply
    185,611.37x = 256,011.36 × 170,347.11
  4. Step 4: Simplify right side
    185,611.37x = 43,610,795,173.47
  5. Step 5: Solve for x
    x = 43,610,795,173.47/185,611.37
  6. Step 6: Final answer
    x = 234,957.56

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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.