Home / 147,355.19-221,075.91-47,513.37

Finding the Fourth Proportional to 147,355.19, 221,075.91 and 47,513.37

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Solution

The fourth proportional to 147,355.19, 221,075.91 and 47,513.37 is: 71,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,355.19 : 221,075.91 = 47,513.37 : x
  2. Step 2: Convert to fraction form
    147,355.19/221,075.91 = 47,513.37/x
  3. Step 3: Cross multiply
    147,355.19x = 221,075.91 × 47,513.37
  4. Step 4: Simplify right side
    147,355.19x = 10,504,061,509.92
  5. Step 5: Solve for x
    x = 10,504,061,509.92/147,355.19
  6. Step 6: Final answer
    x = 71,283.96

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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.