Home / 351,075.15-484,483.28-189,929.84

Finding the Fourth Proportional to 351,075.15, 484,483.28 and 189,929.84

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Solution

The fourth proportional to 351,075.15, 484,483.28 and 189,929.84 is: 262,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,075.15 : 484,483.28 = 189,929.84 : x
  2. Step 2: Convert to fraction form
    351,075.15/484,483.28 = 189,929.84/x
  3. Step 3: Cross multiply
    351,075.15x = 484,483.28 × 189,929.84
  4. Step 4: Simplify right side
    351,075.15x = 92,017,828,481.01
  5. Step 5: Solve for x
    x = 92,017,828,481.01/351,075.15
  6. Step 6: Final answer
    x = 262,102.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.