Home / 66,623.96-91,898.78-50,673.44

Finding the Fourth Proportional to 66,623.96, 91,898.78 and 50,673.44

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Solution

The fourth proportional to 66,623.96, 91,898.78 and 50,673.44 is: 69,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,623.96 : 91,898.78 = 50,673.44 : x
  2. Step 2: Convert to fraction form
    66,623.96/91,898.78 = 50,673.44/x
  3. Step 3: Cross multiply
    66,623.96x = 91,898.78 × 50,673.44
  4. Step 4: Simplify right side
    66,623.96x = 4,656,827,314.40
  5. Step 5: Solve for x
    x = 4,656,827,314.40/66,623.96
  6. Step 6: Final answer
    x = 69,897.19

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1.5x scale

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.