Home / 553,947.76-831,033.38-174,927.68

Finding the Fourth Proportional to 553,947.76, 831,033.38 and 174,927.68

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Solution

The fourth proportional to 553,947.76, 831,033.38 and 174,927.68 is: 262,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,947.76 : 831,033.38 = 174,927.68 : x
  2. Step 2: Convert to fraction form
    553,947.76/831,033.38 = 174,927.68/x
  3. Step 3: Cross multiply
    553,947.76x = 831,033.38 × 174,927.68
  4. Step 4: Simplify right side
    553,947.76x = 145,370,741,165.96
  5. Step 5: Solve for x
    x = 145,370,741,165.96/553,947.76
  6. Step 6: Final answer
    x = 262,426.81

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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.