Home / 173,856.10-260,881.35-73,999.30

Finding the Fourth Proportional to 173,856.10, 260,881.35 and 73,999.30

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Solution

The fourth proportional to 173,856.10, 260,881.35 and 73,999.30 is: 111,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,856.10 : 260,881.35 = 73,999.30 : x
  2. Step 2: Convert to fraction form
    173,856.10/260,881.35 = 73,999.30/x
  3. Step 3: Cross multiply
    173,856.10x = 260,881.35 × 73,999.30
  4. Step 4: Simplify right side
    173,856.10x = 19,305,037,283.06
  5. Step 5: Solve for x
    x = 19,305,037,283.06/173,856.10
  6. Step 6: Final answer
    x = 111,040.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.