Home / 191,583.09-287,374.63-58,464.04

Finding the Fourth Proportional to 191,583.09, 287,374.63 and 58,464.04

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Solution

The fourth proportional to 191,583.09, 287,374.63 and 58,464.04 is: 87,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,583.09 : 287,374.63 = 58,464.04 : x
  2. Step 2: Convert to fraction form
    191,583.09/287,374.63 = 58,464.04/x
  3. Step 3: Cross multiply
    191,583.09x = 287,374.63 × 58,464.04
  4. Step 4: Simplify right side
    191,583.09x = 16,801,081,863.31
  5. Step 5: Solve for x
    x = 16,801,081,863.31/191,583.09
  6. Step 6: Final answer
    x = 87,696.06

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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.