Home / 143,846.03-198,592.57-127,886.32

Finding the Fourth Proportional to 143,846.03, 198,592.57 and 127,886.32

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Solution

The fourth proportional to 143,846.03, 198,592.57 and 127,886.32 is: 176,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,846.03 : 198,592.57 = 127,886.32 : x
  2. Step 2: Convert to fraction form
    143,846.03/198,592.57 = 127,886.32/x
  3. Step 3: Cross multiply
    143,846.03x = 198,592.57 × 127,886.32
  4. Step 4: Simplify right side
    143,846.03x = 25,397,273,276.36
  5. Step 5: Solve for x
    x = 25,397,273,276.36/143,846.03
  6. Step 6: Final answer
    x = 176,558.74

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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.