Home / 42,766.74-64,150.12-11,602

Finding the Fourth Proportional to 42,766.74, 64,150.12 and 11,602

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Solution

The fourth proportional to 42,766.74, 64,150.12 and 11,602 is: 17,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,766.74 : 64,150.12 = 11,602 : x
  2. Step 2: Convert to fraction form
    42,766.74/64,150.12 = 11,602/x
  3. Step 3: Cross multiply
    42,766.74x = 64,150.12 × 11,602
  4. Step 4: Simplify right side
    42,766.74x = 744,269,692.24
  5. Step 5: Solve for x
    x = 744,269,692.24/42,766.74
  6. Step 6: Final answer
    x = 17,403.00

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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.