Home / 130,056.44-179,399.00-89,699.00

Finding the Fourth Proportional to 130,056.44, 179,399.00 and 89,699.00

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Solution

The fourth proportional to 130,056.44, 179,399.00 and 89,699.00 is: 123,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,056.44 : 179,399.00 = 89,699.00 : x
  2. Step 2: Convert to fraction form
    130,056.44/179,399.00 = 89,699.00/x
  3. Step 3: Cross multiply
    130,056.44x = 179,399.00 × 89,699.00
  4. Step 4: Simplify right side
    130,056.44x = 16,091,910,228.25
  5. Step 5: Solve for x
    x = 16,091,910,228.25/130,056.44
  6. Step 6: Final answer
    x = 123,730.21

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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.