Home / 50,070.92-68,940.36-42,501.44

Finding the Fourth Proportional to 50,070.92, 68,940.36 and 42,501.44

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Solution

The fourth proportional to 50,070.92, 68,940.36 and 42,501.44 is: 58,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.92 : 68,940.36 = 42,501.44 : x
  2. Step 2: Convert to fraction form
    50,070.92/68,940.36 = 42,501.44/x
  3. Step 3: Cross multiply
    50,070.92x = 68,940.36 × 42,501.44
  4. Step 4: Simplify right side
    50,070.92x = 2,930,064,574.12
  5. Step 5: Solve for x
    x = 2,930,064,574.12/50,070.92
  6. Step 6: Final answer
    x = 58,518.29

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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.