Home / 102,974.04-154,483.70-58,621.56

Finding the Fourth Proportional to 102,974.04, 154,483.70 and 58,621.56

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Solution

The fourth proportional to 102,974.04, 154,483.70 and 58,621.56 is: 87,945.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,974.04 : 154,483.70 = 58,621.56 : x
  2. Step 2: Convert to fraction form
    102,974.04/154,483.70 = 58,621.56/x
  3. Step 3: Cross multiply
    102,974.04x = 154,483.70 × 58,621.56
  4. Step 4: Simplify right side
    102,974.04x = 9,056,075,488.57
  5. Step 5: Solve for x
    x = 9,056,075,488.57/102,974.04
  6. Step 6: Final answer
    x = 87,945.23

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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.