Home / 77,261.86-106,596.39-43,265.26

Finding the Fourth Proportional to 77,261.86, 106,596.39 and 43,265.26

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Solution

The fourth proportional to 77,261.86, 106,596.39 and 43,265.26 is: 59,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,261.86 : 106,596.39 = 43,265.26 : x
  2. Step 2: Convert to fraction form
    77,261.86/106,596.39 = 43,265.26/x
  3. Step 3: Cross multiply
    77,261.86x = 106,596.39 × 43,265.26
  4. Step 4: Simplify right side
    77,261.86x = 4,611,920,528.41
  5. Step 5: Solve for x
    x = 4,611,920,528.41/77,261.86
  6. Step 6: Final answer
    x = 59,692.07

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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.