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Finding the Fourth Proportional to 160,254.60, 240,090.30 and 130,511.40

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Solution

The fourth proportional to 160,254.60, 240,090.30 and 130,511.40 is: 195,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,254.60 : 240,090.30 = 130,511.40 : x
  2. Step 2: Convert to fraction form
    160,254.60/240,090.30 = 130,511.40/x
  3. Step 3: Cross multiply
    160,254.60x = 240,090.30 × 130,511.40
  4. Step 4: Simplify right side
    160,254.60x = 31,334,521,179.42
  5. Step 5: Solve for x
    x = 31,334,521,179.42/160,254.60
  6. Step 6: Final answer
    x = 195,529.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.