Home / 93,616.40-140,424.60-41,128.40

Finding the Fourth Proportional to 93,616.40, 140,424.60 and 41,128.40

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Solution

The fourth proportional to 93,616.40, 140,424.60 and 41,128.40 is: 61,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,616.40 : 140,424.60 = 41,128.40 : x
  2. Step 2: Convert to fraction form
    93,616.40/140,424.60 = 41,128.40/x
  3. Step 3: Cross multiply
    93,616.40x = 140,424.60 × 41,128.40
  4. Step 4: Simplify right side
    93,616.40x = 5,775,439,118.64
  5. Step 5: Solve for x
    x = 5,775,439,118.64/93,616.40
  6. Step 6: Final answer
    x = 61,692.60

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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.