Home / 197,937.72-273,280.37-130,075.11

Finding the Fourth Proportional to 197,937.72, 273,280.37 and 130,075.11

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Solution

The fourth proportional to 197,937.72, 273,280.37 and 130,075.11 is: 179,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,937.72 : 273,280.37 = 130,075.11 : x
  2. Step 2: Convert to fraction form
    197,937.72/273,280.37 = 130,075.11/x
  3. Step 3: Cross multiply
    197,937.72x = 273,280.37 × 130,075.11
  4. Step 4: Simplify right side
    197,937.72x = 35,546,973,538.22
  5. Step 5: Solve for x
    x = 35,546,973,538.22/197,937.72
  6. Step 6: Final answer
    x = 179,586.66

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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.