Home / 196,075.68-270,574.56-111,200.64

Finding the Fourth Proportional to 196,075.68, 270,574.56 and 111,200.64

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Solution

The fourth proportional to 196,075.68, 270,574.56 and 111,200.64 is: 153,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,075.68 : 270,574.56 = 111,200.64 : x
  2. Step 2: Convert to fraction form
    196,075.68/270,574.56 = 111,200.64/x
  3. Step 3: Cross multiply
    196,075.68x = 270,574.56 × 111,200.64
  4. Step 4: Simplify right side
    196,075.68x = 30,088,064,239.72
  5. Step 5: Solve for x
    x = 30,088,064,239.72/196,075.68
  6. Step 6: Final answer
    x = 153,451.28

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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.