Home / 52,844.84-72,930.48-28,976.16

Finding the Fourth Proportional to 52,844.84, 72,930.48 and 28,976.16

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Solution

The fourth proportional to 52,844.84, 72,930.48 and 28,976.16 is: 39,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,844.84 : 72,930.48 = 28,976.16 : x
  2. Step 2: Convert to fraction form
    52,844.84/72,930.48 = 28,976.16/x
  3. Step 3: Cross multiply
    52,844.84x = 72,930.48 × 28,976.16
  4. Step 4: Simplify right side
    52,844.84x = 2,113,245,422.19
  5. Step 5: Solve for x
    x = 2,113,245,422.19/52,844.84
  6. Step 6: Final answer
    x = 39,989.63

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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.