Home / 191,593.21-287,389.82-58,474.17

Finding the Fourth Proportional to 191,593.21, 287,389.82 and 58,474.17

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Solution

The fourth proportional to 191,593.21, 287,389.82 and 58,474.17 is: 87,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,593.21 : 287,389.82 = 58,474.17 : x
  2. Step 2: Convert to fraction form
    191,593.21/287,389.82 = 58,474.17/x
  3. Step 3: Cross multiply
    191,593.21x = 287,389.82 × 58,474.17
  4. Step 4: Simplify right side
    191,593.21x = 16,804,881,190.95
  5. Step 5: Solve for x
    x = 16,804,881,190.95/191,593.21
  6. Step 6: Final answer
    x = 87,711.26

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1.5x scale

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.