Home / 146,333.12-201,935.58-85,902.80

Finding the Fourth Proportional to 146,333.12, 201,935.58 and 85,902.80

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Solution

The fourth proportional to 146,333.12, 201,935.58 and 85,902.80 is: 118,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,333.12 : 201,935.58 = 85,902.80 : x
  2. Step 2: Convert to fraction form
    146,333.12/201,935.58 = 85,902.80/x
  3. Step 3: Cross multiply
    146,333.12x = 201,935.58 × 85,902.80
  4. Step 4: Simplify right side
    146,333.12x = 17,346,831,741.62
  5. Step 5: Solve for x
    x = 17,346,831,741.62/146,333.12
  6. Step 6: Final answer
    x = 118,543.44

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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.