Home / 178,003.32-245,643.92-96,331.40

Finding the Fourth Proportional to 178,003.32, 245,643.92 and 96,331.40

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Solution

The fourth proportional to 178,003.32, 245,643.92 and 96,331.40 is: 132,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,003.32 : 245,643.92 = 96,331.40 : x
  2. Step 2: Convert to fraction form
    178,003.32/245,643.92 = 96,331.40/x
  3. Step 3: Cross multiply
    178,003.32x = 245,643.92 × 96,331.40
  4. Step 4: Simplify right side
    178,003.32x = 23,663,222,715.09
  5. Step 5: Solve for x
    x = 23,663,222,715.09/178,003.32
  6. Step 6: Final answer
    x = 132,936.97

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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.