Home / 59,280.64-81,837-45,821.44

Finding the Fourth Proportional to 59,280.64, 81,837 and 45,821.44

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Solution

The fourth proportional to 59,280.64, 81,837 and 45,821.44 is: 63,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,280.64 : 81,837 = 45,821.44 : x
  2. Step 2: Convert to fraction form
    59,280.64/81,837 = 45,821.44/x
  3. Step 3: Cross multiply
    59,280.64x = 81,837 × 45,821.44
  4. Step 4: Simplify right side
    59,280.64x = 3,749,889,185.28
  5. Step 5: Solve for x
    x = 3,749,889,185.28/59,280.64
  6. Step 6: Final answer
    x = 63,256.56

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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.