Home / 130,099.44-179,534.88-73,509.60

Finding the Fourth Proportional to 130,099.44, 179,534.88 and 73,509.60

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Solution

The fourth proportional to 130,099.44, 179,534.88 and 73,509.60 is: 101,441.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,099.44 : 179,534.88 = 73,509.60 : x
  2. Step 2: Convert to fraction form
    130,099.44/179,534.88 = 73,509.60/x
  3. Step 3: Cross multiply
    130,099.44x = 179,534.88 × 73,509.60
  4. Step 4: Simplify right side
    130,099.44x = 13,197,537,214.85
  5. Step 5: Solve for x
    x = 13,197,537,214.85/130,099.44
  6. Step 6: Final answer
    x = 101,441.92

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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.