Home / 444,243.95-666,437-144,701.49

Finding the Fourth Proportional to 444,243.95, 666,437 and 144,701.49

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Solution

The fourth proportional to 444,243.95, 666,437 and 144,701.49 is: 217,075.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,243.95 : 666,437 = 144,701.49 : x
  2. Step 2: Convert to fraction form
    444,243.95/666,437 = 144,701.49/x
  3. Step 3: Cross multiply
    444,243.95x = 666,437 × 144,701.49
  4. Step 4: Simplify right side
    444,243.95x = 96,434,426,891.13
  5. Step 5: Solve for x
    x = 96,434,426,891.13/444,243.95
  6. Step 6: Final answer
    x = 217,075.39

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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.