Home / 154,063.73-212,606.48-86,092.41

Finding the Fourth Proportional to 154,063.73, 212,606.48 and 86,092.41

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Solution

The fourth proportional to 154,063.73, 212,606.48 and 86,092.41 is: 118,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,063.73 : 212,606.48 = 86,092.41 : x
  2. Step 2: Convert to fraction form
    154,063.73/212,606.48 = 86,092.41/x
  3. Step 3: Cross multiply
    154,063.73x = 212,606.48 × 86,092.41
  4. Step 4: Simplify right side
    154,063.73x = 18,303,803,814.35
  5. Step 5: Solve for x
    x = 18,303,803,814.35/154,063.73
  6. Step 6: Final answer
    x = 118,806.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.