Home / 191,528.49-287,291.97-58,408.37

Finding the Fourth Proportional to 191,528.49, 287,291.97 and 58,408.37

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Solution

The fourth proportional to 191,528.49, 287,291.97 and 58,408.37 is: 87,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,528.49 : 287,291.97 = 58,408.37 : x
  2. Step 2: Convert to fraction form
    191,528.49/287,291.97 = 58,408.37/x
  3. Step 3: Cross multiply
    191,528.49x = 287,291.97 × 58,408.37
  4. Step 4: Simplify right side
    191,528.49x = 16,780,255,681.79
  5. Step 5: Solve for x
    x = 16,780,255,681.79/191,528.49
  6. Step 6: Final answer
    x = 87,612.32

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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.