Home / 103,463.04-155,197.49-28,583.21

Finding the Fourth Proportional to 103,463.04, 155,197.49 and 28,583.21

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Solution

The fourth proportional to 103,463.04, 155,197.49 and 28,583.21 is: 42,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,463.04 : 155,197.49 = 28,583.21 : x
  2. Step 2: Convert to fraction form
    103,463.04/155,197.49 = 28,583.21/x
  3. Step 3: Cross multiply
    103,463.04x = 155,197.49 × 28,583.21
  4. Step 4: Simplify right side
    103,463.04x = 4,436,041,529.24
  5. Step 5: Solve for x
    x = 4,436,041,529.24/103,463.04
  6. Step 6: Final answer
    x = 42,875.62

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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.