Home / 79,795.61-119,710.91-23,640.10

Finding the Fourth Proportional to 79,795.61, 119,710.91 and 23,640.10

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Solution

The fourth proportional to 79,795.61, 119,710.91 and 23,640.10 is: 35,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,795.61 : 119,710.91 = 23,640.10 : x
  2. Step 2: Convert to fraction form
    79,795.61/119,710.91 = 23,640.10/x
  3. Step 3: Cross multiply
    79,795.61x = 119,710.91 × 23,640.10
  4. Step 4: Simplify right side
    79,795.61x = 2,829,977,883.49
  5. Step 5: Solve for x
    x = 2,829,977,883.49/79,795.61
  6. Step 6: Final answer
    x = 35,465.34

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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.