Home / 201,669.67-302,691.54-101,899.93

Finding the Fourth Proportional to 201,669.67, 302,691.54 and 101,899.93

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Solution

The fourth proportional to 201,669.67, 302,691.54 and 101,899.93 is: 152,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,669.67 : 302,691.54 = 101,899.93 : x
  2. Step 2: Convert to fraction form
    201,669.67/302,691.54 = 101,899.93/x
  3. Step 3: Cross multiply
    201,669.67x = 302,691.54 × 101,899.93
  4. Step 4: Simplify right side
    201,669.67x = 30,844,246,737.59
  5. Step 5: Solve for x
    x = 30,844,246,737.59/201,669.67
  6. Step 6: Final answer
    x = 152,944.40

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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.