Home / 69,996.32-104,875.68-42,236

Finding the Fourth Proportional to 69,996.32, 104,875.68 and 42,236

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Solution

The fourth proportional to 69,996.32, 104,875.68 and 42,236 is: 63,282.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996.32 : 104,875.68 = 42,236 : x
  2. Step 2: Convert to fraction form
    69,996.32/104,875.68 = 42,236/x
  3. Step 3: Cross multiply
    69,996.32x = 104,875.68 × 42,236
  4. Step 4: Simplify right side
    69,996.32x = 4,429,529,220.48
  5. Step 5: Solve for x
    x = 4,429,529,220.48/69,996.32
  6. Step 6: Final answer
    x = 63,282.32

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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.