Home / 56,393.11-77,787.30-36,276.22

Finding the Fourth Proportional to 56,393.11, 77,787.30 and 36,276.22

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Solution

The fourth proportional to 56,393.11, 77,787.30 and 36,276.22 is: 50,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,393.11 : 77,787.30 = 36,276.22 : x
  2. Step 2: Convert to fraction form
    56,393.11/77,787.30 = 36,276.22/x
  3. Step 3: Cross multiply
    56,393.11x = 77,787.30 × 36,276.22
  4. Step 4: Simplify right side
    56,393.11x = 2,821,829,208.01
  5. Step 5: Solve for x
    x = 2,821,829,208.01/56,393.11
  6. Step 6: Final answer
    x = 50,038.55

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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.