Home / 40,985.96-56,787.50-40,100.36

Finding the Fourth Proportional to 40,985.96, 56,787.50 and 40,100.36

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Solution

The fourth proportional to 40,985.96, 56,787.50 and 40,100.36 is: 55,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,985.96 : 56,787.50 = 40,100.36 : x
  2. Step 2: Convert to fraction form
    40,985.96/56,787.50 = 40,100.36/x
  3. Step 3: Cross multiply
    40,985.96x = 56,787.50 × 40,100.36
  4. Step 4: Simplify right side
    40,985.96x = 2,277,199,193.50
  5. Step 5: Solve for x
    x = 2,277,199,193.50/40,985.96
  6. Step 6: Final answer
    x = 55,560.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.