Home / 191,379.39-287,085.29-58,260.75

Finding the Fourth Proportional to 191,379.39, 287,085.29 and 58,260.75

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Solution

The fourth proportional to 191,379.39, 287,085.29 and 58,260.75 is: 87,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,379.39 : 287,085.29 = 58,260.75 : x
  2. Step 2: Convert to fraction form
    191,379.39/287,085.29 = 58,260.75/x
  3. Step 3: Cross multiply
    191,379.39x = 287,085.29 × 58,260.75
  4. Step 4: Simplify right side
    191,379.39x = 16,725,804,018.06
  5. Step 5: Solve for x
    x = 16,725,804,018.06/191,379.39
  6. Step 6: Final answer
    x = 87,396.06

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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.