Home / 130,383.23-179,913.96-73,014.57

Finding the Fourth Proportional to 130,383.23, 179,913.96 and 73,014.57

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Solution

The fourth proportional to 130,383.23, 179,913.96 and 73,014.57 is: 100,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,383.23 : 179,913.96 = 73,014.57 : x
  2. Step 2: Convert to fraction form
    130,383.23/179,913.96 = 73,014.57/x
  3. Step 3: Cross multiply
    130,383.23x = 179,913.96 × 73,014.57
  4. Step 4: Simplify right side
    130,383.23x = 13,136,340,426.40
  5. Step 5: Solve for x
    x = 13,136,340,426.40/130,383.23
  6. Step 6: Final answer
    x = 100,751.77

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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.