Home / 130,179.36-179,650.56-73,594.08

Finding the Fourth Proportional to 130,179.36, 179,650.56 and 73,594.08

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Solution

The fourth proportional to 130,179.36, 179,650.56 and 73,594.08 is: 101,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,179.36 : 179,650.56 = 73,594.08 : x
  2. Step 2: Convert to fraction form
    130,179.36/179,650.56 = 73,594.08/x
  3. Step 3: Cross multiply
    130,179.36x = 179,650.56 × 73,594.08
  4. Step 4: Simplify right side
    130,179.36x = 13,221,217,684.68
  5. Step 5: Solve for x
    x = 13,221,217,684.68/130,179.36
  6. Step 6: Final answer
    x = 101,561.55

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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.