Home / 178,601.49-246,431.57-103,106.25

Finding the Fourth Proportional to 178,601.49, 246,431.57 and 103,106.25

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Solution

The fourth proportional to 178,601.49, 246,431.57 and 103,106.25 is: 142,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,601.49 : 246,431.57 = 103,106.25 : x
  2. Step 2: Convert to fraction form
    178,601.49/246,431.57 = 103,106.25/x
  3. Step 3: Cross multiply
    178,601.49x = 246,431.57 × 103,106.25
  4. Step 4: Simplify right side
    178,601.49x = 25,408,634,548.78
  5. Step 5: Solve for x
    x = 25,408,634,548.78/178,601.49
  6. Step 6: Final answer
    x = 142,264.40

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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.