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Finding the Fourth Proportional to 161,153.52, 241,728.48 and 97,991.04

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Solution

The fourth proportional to 161,153.52, 241,728.48 and 97,991.04 is: 146,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,153.52 : 241,728.48 = 97,991.04 : x
  2. Step 2: Convert to fraction form
    161,153.52/241,728.48 = 97,991.04/x
  3. Step 3: Cross multiply
    161,153.52x = 241,728.48 × 97,991.04
  4. Step 4: Simplify right side
    161,153.52x = 23,687,225,152.82
  5. Step 5: Solve for x
    x = 23,687,225,152.82/161,153.52
  6. Step 6: Final answer
    x = 146,985.47

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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.