Home / 45,090-62,224.78-25,973.12

Finding the Fourth Proportional to 45,090, 62,224.78 and 25,973.12

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Solution

The fourth proportional to 45,090, 62,224.78 and 25,973.12 is: 35,843.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,090 : 62,224.78 = 25,973.12 : x
  2. Step 2: Convert to fraction form
    45,090/62,224.78 = 25,973.12/x
  3. Step 3: Cross multiply
    45,090x = 62,224.78 × 25,973.12
  4. Step 4: Simplify right side
    45,090x = 1,616,171,677.91
  5. Step 5: Solve for x
    x = 1,616,171,677.91/45,090
  6. Step 6: Final answer
    x = 35,843.24

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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.