Home / 154,091.58-212,583.06-93,652.49

Finding the Fourth Proportional to 154,091.58, 212,583.06 and 93,652.49

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Solution

The fourth proportional to 154,091.58, 212,583.06 and 93,652.49 is: 129,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,091.58 : 212,583.06 = 93,652.49 : x
  2. Step 2: Convert to fraction form
    154,091.58/212,583.06 = 93,652.49/x
  3. Step 3: Cross multiply
    154,091.58x = 212,583.06 × 93,652.49
  4. Step 4: Simplify right side
    154,091.58x = 19,908,931,837.90
  5. Step 5: Solve for x
    x = 19,908,931,837.90/154,091.58
  6. Step 6: Final answer
    x = 129,201.94

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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.