Home / 112,881.39-169,331.30-56,692.60

Finding the Fourth Proportional to 112,881.39, 169,331.30 and 56,692.60

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Solution

The fourth proportional to 112,881.39, 169,331.30 and 56,692.60 is: 85,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,881.39 : 169,331.30 = 56,692.60 : x
  2. Step 2: Convert to fraction form
    112,881.39/169,331.30 = 56,692.60/x
  3. Step 3: Cross multiply
    112,881.39x = 169,331.30 × 56,692.60
  4. Step 4: Simplify right side
    112,881.39x = 9,599,831,658.38
  5. Step 5: Solve for x
    x = 9,599,831,658.38/112,881.39
  6. Step 6: Final answer
    x = 85,043.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.