Home / 147,371.60-221,057.40-48,875.60

Finding the Fourth Proportional to 147,371.60, 221,057.40 and 48,875.60

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Solution

The fourth proportional to 147,371.60, 221,057.40 and 48,875.60 is: 73,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,371.60 : 221,057.40 = 48,875.60 : x
  2. Step 2: Convert to fraction form
    147,371.60/221,057.40 = 48,875.60/x
  3. Step 3: Cross multiply
    147,371.60x = 221,057.40 × 48,875.60
  4. Step 4: Simplify right side
    147,371.60x = 10,804,313,059.44
  5. Step 5: Solve for x
    x = 10,804,313,059.44/147,371.60
  6. Step 6: Final answer
    x = 73,313.40

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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.