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Finding the Fourth Proportional to 185,595.94, 256,232.40 and 122,043.34

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Solution

The fourth proportional to 185,595.94, 256,232.40 and 122,043.34 is: 168,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,595.94 : 256,232.40 = 122,043.34 : x
  2. Step 2: Convert to fraction form
    185,595.94/256,232.40 = 122,043.34/x
  3. Step 3: Cross multiply
    185,595.94x = 256,232.40 × 122,043.34
  4. Step 4: Simplify right side
    185,595.94x = 31,271,457,912.22
  5. Step 5: Solve for x
    x = 31,271,457,912.22/185,595.94
  6. Step 6: Final answer
    x = 168,492.14

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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.