Home / 190,916.94-286,410.55-62,840.42

Finding the Fourth Proportional to 190,916.94, 286,410.55 and 62,840.42

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Solution

The fourth proportional to 190,916.94, 286,410.55 and 62,840.42 is: 94,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,916.94 : 286,410.55 = 62,840.42 : x
  2. Step 2: Convert to fraction form
    190,916.94/286,410.55 = 62,840.42/x
  3. Step 3: Cross multiply
    190,916.94x = 286,410.55 × 62,840.42
  4. Step 4: Simplify right side
    190,916.94x = 17,998,157,665.28
  5. Step 5: Solve for x
    x = 17,998,157,665.28/190,916.94
  6. Step 6: Final answer
    x = 94,272.19

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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.