Home / 275,050.14-379,566.86-154,191.08

Finding the Fourth Proportional to 275,050.14, 379,566.86 and 154,191.08

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Solution

The fourth proportional to 275,050.14, 379,566.86 and 154,191.08 is: 212,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,050.14 : 379,566.86 = 154,191.08 : x
  2. Step 2: Convert to fraction form
    275,050.14/379,566.86 = 154,191.08/x
  3. Step 3: Cross multiply
    275,050.14x = 379,566.86 × 154,191.08
  4. Step 4: Simplify right side
    275,050.14x = 58,525,824,075.61
  5. Step 5: Solve for x
    x = 58,525,824,075.61/275,050.14
  6. Step 6: Final answer
    x = 212,782.38

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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.