Home / 92,840.44-128,120.18-52,561.98

Finding the Fourth Proportional to 92,840.44, 128,120.18 and 52,561.98

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Solution

The fourth proportional to 92,840.44, 128,120.18 and 52,561.98 is: 72,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,840.44 : 128,120.18 = 52,561.98 : x
  2. Step 2: Convert to fraction form
    92,840.44/128,120.18 = 52,561.98/x
  3. Step 3: Cross multiply
    92,840.44x = 128,120.18 × 52,561.98
  4. Step 4: Simplify right side
    92,840.44x = 6,734,250,338.76
  5. Step 5: Solve for x
    x = 6,734,250,338.76/92,840.44
  6. Step 6: Final answer
    x = 72,535.74

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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.