Home / 42,950.55-64,077.08-40,625.49

Finding the Fourth Proportional to 42,950.55, 64,077.08 and 40,625.49

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Solution

The fourth proportional to 42,950.55, 64,077.08 and 40,625.49 is: 60,608.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,950.55 : 64,077.08 = 40,625.49 : x
  2. Step 2: Convert to fraction form
    42,950.55/64,077.08 = 40,625.49/x
  3. Step 3: Cross multiply
    42,950.55x = 64,077.08 × 40,625.49
  4. Step 4: Simplify right side
    42,950.55x = 2,603,162,629.71
  5. Step 5: Solve for x
    x = 2,603,162,629.71/42,950.55
  6. Step 6: Final answer
    x = 60,608.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.