Home / 331,253.28-457,095.18-186,075.36

Finding the Fourth Proportional to 331,253.28, 457,095.18 and 186,075.36

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Solution

The fourth proportional to 331,253.28, 457,095.18 and 186,075.36 is: 256,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,253.28 : 457,095.18 = 186,075.36 : x
  2. Step 2: Convert to fraction form
    331,253.28/457,095.18 = 186,075.36/x
  3. Step 3: Cross multiply
    331,253.28x = 457,095.18 × 186,075.36
  4. Step 4: Simplify right side
    331,253.28x = 85,054,150,172.76
  5. Step 5: Solve for x
    x = 85,054,150,172.76/331,253.28
  6. Step 6: Final answer
    x = 256,764.70

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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.