Home / 52,971.20-73,069.71-31,738.16

Finding the Fourth Proportional to 52,971.20, 73,069.71 and 31,738.16

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Solution

The fourth proportional to 52,971.20, 73,069.71 and 31,738.16 is: 43,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.20 : 73,069.71 = 31,738.16 : x
  2. Step 2: Convert to fraction form
    52,971.20/73,069.71 = 31,738.16/x
  3. Step 3: Cross multiply
    52,971.20x = 73,069.71 × 31,738.16
  4. Step 4: Simplify right side
    52,971.20x = 2,319,098,389.32
  5. Step 5: Solve for x
    x = 2,319,098,389.32/52,971.20
  6. Step 6: Final answer
    x = 43,780.36

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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.