Home / 185,436.15-278,081.44-65,467.50

Finding the Fourth Proportional to 185,436.15, 278,081.44 and 65,467.50

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Solution

The fourth proportional to 185,436.15, 278,081.44 and 65,467.50 is: 98,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,436.15 : 278,081.44 = 65,467.50 : x
  2. Step 2: Convert to fraction form
    185,436.15/278,081.44 = 65,467.50/x
  3. Step 3: Cross multiply
    185,436.15x = 278,081.44 × 65,467.50
  4. Step 4: Simplify right side
    185,436.15x = 18,205,294,955.46
  5. Step 5: Solve for x
    x = 18,205,294,955.46/185,436.15
  6. Step 6: Final answer
    x = 98,175.54

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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.