Home / 191,748.26-287,622.34-58,628.51

Finding the Fourth Proportional to 191,748.26, 287,622.34 and 58,628.51

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Solution

The fourth proportional to 191,748.26, 287,622.34 and 58,628.51 is: 87,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,748.26 : 287,622.34 = 58,628.51 : x
  2. Step 2: Convert to fraction form
    191,748.26/287,622.34 = 58,628.51/x
  3. Step 3: Cross multiply
    191,748.26x = 287,622.34 × 58,628.51
  4. Step 4: Simplify right side
    191,748.26x = 16,862,869,060.60
  5. Step 5: Solve for x
    x = 16,862,869,060.60/191,748.26
  6. Step 6: Final answer
    x = 87,942.75

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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.