Home / 58,136.54-80,173.31-38,010.68

Finding the Fourth Proportional to 58,136.54, 80,173.31 and 38,010.68

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Solution

The fourth proportional to 58,136.54, 80,173.31 and 38,010.68 is: 52,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,136.54 : 80,173.31 = 38,010.68 : x
  2. Step 2: Convert to fraction form
    58,136.54/80,173.31 = 38,010.68/x
  3. Step 3: Cross multiply
    58,136.54x = 80,173.31 × 38,010.68
  4. Step 4: Simplify right side
    58,136.54x = 3,047,441,725.11
  5. Step 5: Solve for x
    x = 3,047,441,725.11/58,136.54
  6. Step 6: Final answer
    x = 52,418.70

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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.