Home / 49,895.49-74,803.50-28,811.60

Finding the Fourth Proportional to 49,895.49, 74,803.50 and 28,811.60

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Solution

The fourth proportional to 49,895.49, 74,803.50 and 28,811.60 is: 43,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,895.49 : 74,803.50 = 28,811.60 : x
  2. Step 2: Convert to fraction form
    49,895.49/74,803.50 = 28,811.60/x
  3. Step 3: Cross multiply
    49,895.49x = 74,803.50 × 28,811.60
  4. Step 4: Simplify right side
    49,895.49x = 2,155,208,427.10
  5. Step 5: Solve for x
    x = 2,155,208,427.10/49,895.49
  6. Step 6: Final answer
    x = 43,194.45

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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.