Home / 56,907.24-85,338.99-39,323.76

Finding the Fourth Proportional to 56,907.24, 85,338.99 and 39,323.76

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Solution

The fourth proportional to 56,907.24, 85,338.99 and 39,323.76 is: 58,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.24 : 85,338.99 = 39,323.76 : x
  2. Step 2: Convert to fraction form
    56,907.24/85,338.99 = 39,323.76/x
  3. Step 3: Cross multiply
    56,907.24x = 85,338.99 × 39,323.76
  4. Step 4: Simplify right side
    56,907.24x = 3,355,849,961.40
  5. Step 5: Solve for x
    x = 3,355,849,961.40/56,907.24
  6. Step 6: Final answer
    x = 58,970.53

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1.5x scale

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.