Home / 38,936.70-53,699.55-32,916.30

Finding the Fourth Proportional to 38,936.70, 53,699.55 and 32,916.30

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Solution

The fourth proportional to 38,936.70, 53,699.55 and 32,916.30 is: 45,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.70 : 53,699.55 = 32,916.30 : x
  2. Step 2: Convert to fraction form
    38,936.70/53,699.55 = 32,916.30/x
  3. Step 3: Cross multiply
    38,936.70x = 53,699.55 × 32,916.30
  4. Step 4: Simplify right side
    38,936.70x = 1,767,590,497.67
  5. Step 5: Solve for x
    x = 1,767,590,497.67/38,936.70
  6. Step 6: Final answer
    x = 45,396.52

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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.