Home / 172,075.20-237,550.08-107,580.24

Finding the Fourth Proportional to 172,075.20, 237,550.08 and 107,580.24

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Solution

The fourth proportional to 172,075.20, 237,550.08 and 107,580.24 is: 148,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,075.20 : 237,550.08 = 107,580.24 : x
  2. Step 2: Convert to fraction form
    172,075.20/237,550.08 = 107,580.24/x
  3. Step 3: Cross multiply
    172,075.20x = 237,550.08 × 107,580.24
  4. Step 4: Simplify right side
    172,075.20x = 25,555,694,618.42
  5. Step 5: Solve for x
    x = 25,555,694,618.42/172,075.20
  6. Step 6: Final answer
    x = 148,514.69

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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.