Home / 179,256.08-247,353-103,790.48

Finding the Fourth Proportional to 179,256.08, 247,353 and 103,790.48

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Solution

The fourth proportional to 179,256.08, 247,353 and 103,790.48 is: 143,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,256.08 : 247,353 = 103,790.48 : x
  2. Step 2: Convert to fraction form
    179,256.08/247,353 = 103,790.48/x
  3. Step 3: Cross multiply
    179,256.08x = 247,353 × 103,790.48
  4. Step 4: Simplify right side
    179,256.08x = 25,672,886,599.44
  5. Step 5: Solve for x
    x = 25,672,886,599.44/179,256.08
  6. Step 6: Final answer
    x = 143,219.06

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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.