Home / 197,001.72-295,531.74-72,333

Finding the Fourth Proportional to 197,001.72, 295,531.74 and 72,333

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Solution

The fourth proportional to 197,001.72, 295,531.74 and 72,333 is: 108,510.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,001.72 : 295,531.74 = 72,333 : x
  2. Step 2: Convert to fraction form
    197,001.72/295,531.74 = 72,333/x
  3. Step 3: Cross multiply
    197,001.72x = 295,531.74 × 72,333
  4. Step 4: Simplify right side
    197,001.72x = 21,376,697,349.42
  5. Step 5: Solve for x
    x = 21,376,697,349.42/197,001.72
  6. Step 6: Final answer
    x = 108,510.21

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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.