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Finding the Fourth Proportional to 160,615.56, 240,660.48 and 97,243.58

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Solution

The fourth proportional to 160,615.56, 240,660.48 and 97,243.58 is: 145,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,615.56 : 240,660.48 = 97,243.58 : x
  2. Step 2: Convert to fraction form
    160,615.56/240,660.48 = 97,243.58/x
  3. Step 3: Cross multiply
    160,615.56x = 240,660.48 × 97,243.58
  4. Step 4: Simplify right side
    160,615.56x = 23,402,686,639.72
  5. Step 5: Solve for x
    x = 23,402,686,639.72/160,615.56
  6. Step 6: Final answer
    x = 145,706.22

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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.