Home / 193,943.58-290,915.37-53,699.10

Finding the Fourth Proportional to 193,943.58, 290,915.37 and 53,699.10

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Solution

The fourth proportional to 193,943.58, 290,915.37 and 53,699.10 is: 80,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,943.58 : 290,915.37 = 53,699.10 : x
  2. Step 2: Convert to fraction form
    193,943.58/290,915.37 = 53,699.10/x
  3. Step 3: Cross multiply
    193,943.58x = 290,915.37 × 53,699.10
  4. Step 4: Simplify right side
    193,943.58x = 15,621,893,545.17
  5. Step 5: Solve for x
    x = 15,621,893,545.17/193,943.58
  6. Step 6: Final answer
    x = 80,548.65

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1.5x scale

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.