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Finding the Fourth Proportional to 191,585.79, 287,292.29 and 58,482.27

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Solution

The fourth proportional to 191,585.79, 287,292.29 and 58,482.27 is: 87,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,585.79 : 287,292.29 = 58,482.27 : x
  2. Step 2: Convert to fraction form
    191,585.79/287,292.29 = 58,482.27/x
  3. Step 3: Cross multiply
    191,585.79x = 287,292.29 × 58,482.27
  4. Step 4: Simplify right side
    191,585.79x = 16,801,504,980.29
  5. Step 5: Solve for x
    x = 16,801,504,980.29/191,585.79
  6. Step 6: Final answer
    x = 87,697.03

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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.