Home / 42,647.58-58,823.19-36,972.18

Finding the Fourth Proportional to 42,647.58, 58,823.19 and 36,972.18

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Solution

The fourth proportional to 42,647.58, 58,823.19 and 36,972.18 is: 50,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,647.58 : 58,823.19 = 36,972.18 : x
  2. Step 2: Convert to fraction form
    42,647.58/58,823.19 = 36,972.18/x
  3. Step 3: Cross multiply
    42,647.58x = 58,823.19 × 36,972.18
  4. Step 4: Simplify right side
    42,647.58x = 2,174,821,568.85
  5. Step 5: Solve for x
    x = 2,174,821,568.85/42,647.58
  6. Step 6: Final answer
    x = 50,995.19

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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.