Home / 190,578.24-286,038.72-101,907.54

Finding the Fourth Proportional to 190,578.24, 286,038.72 and 101,907.54

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Solution

The fourth proportional to 190,578.24, 286,038.72 and 101,907.54 is: 152,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,578.24 : 286,038.72 = 101,907.54 : x
  2. Step 2: Convert to fraction form
    190,578.24/286,038.72 = 101,907.54/x
  3. Step 3: Cross multiply
    190,578.24x = 286,038.72 × 101,907.54
  4. Step 4: Simplify right side
    190,578.24x = 29,149,502,299.95
  5. Step 5: Solve for x
    x = 29,149,502,299.95/190,578.24
  6. Step 6: Final answer
    x = 152,952.94

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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.