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Finding the Fourth Proportional to 160,014.68, 240,021.14 and 65,244.50

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Solution

The fourth proportional to 160,014.68, 240,021.14 and 65,244.50 is: 97,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,014.68 : 240,021.14 = 65,244.50 : x
  2. Step 2: Convert to fraction form
    160,014.68/240,021.14 = 65,244.50/x
  3. Step 3: Cross multiply
    160,014.68x = 240,021.14 × 65,244.50
  4. Step 4: Simplify right side
    160,014.68x = 15,660,059,268.73
  5. Step 5: Solve for x
    x = 15,660,059,268.73/160,014.68
  6. Step 6: Final answer
    x = 97,866.39

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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.