Home / 282,054.24-423,075.90-68,823.54

Finding the Fourth Proportional to 282,054.24, 423,075.90 and 68,823.54

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Solution

The fourth proportional to 282,054.24, 423,075.90 and 68,823.54 is: 103,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,054.24 : 423,075.90 = 68,823.54 : x
  2. Step 2: Convert to fraction form
    282,054.24/423,075.90 = 68,823.54/x
  3. Step 3: Cross multiply
    282,054.24x = 423,075.90 × 68,823.54
  4. Step 4: Simplify right side
    282,054.24x = 29,117,581,126.69
  5. Step 5: Solve for x
    x = 29,117,581,126.69/282,054.24
  6. Step 6: Final answer
    x = 103,233.98

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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.