Home / 70,895.53-97,835.02-40,268.42

Finding the Fourth Proportional to 70,895.53, 97,835.02 and 40,268.42

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Solution

The fourth proportional to 70,895.53, 97,835.02 and 40,268.42 is: 55,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895.53 : 97,835.02 = 40,268.42 : x
  2. Step 2: Convert to fraction form
    70,895.53/97,835.02 = 40,268.42/x
  3. Step 3: Cross multiply
    70,895.53x = 97,835.02 × 40,268.42
  4. Step 4: Simplify right side
    70,895.53x = 3,939,661,086.22
  5. Step 5: Solve for x
    x = 3,939,661,086.22/70,895.53
  6. Step 6: Final answer
    x = 55,569.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.