Home / 42,683.36-63,716.98-40,766.24

Finding the Fourth Proportional to 42,683.36, 63,716.98 and 40,766.24

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Solution

The fourth proportional to 42,683.36, 63,716.98 and 40,766.24 is: 60,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,683.36 : 63,716.98 = 40,766.24 : x
  2. Step 2: Convert to fraction form
    42,683.36/63,716.98 = 40,766.24/x
  3. Step 3: Cross multiply
    42,683.36x = 63,716.98 × 40,766.24
  4. Step 4: Simplify right side
    42,683.36x = 2,597,501,698.76
  5. Step 5: Solve for x
    x = 2,597,501,698.76/42,683.36
  6. Step 6: Final answer
    x = 60,855.14

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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.