Home / 177,647.78-245,143.53-97,075.94

Finding the Fourth Proportional to 177,647.78, 245,143.53 and 97,075.94

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Solution

The fourth proportional to 177,647.78, 245,143.53 and 97,075.94 is: 133,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,647.78 : 245,143.53 = 97,075.94 : x
  2. Step 2: Convert to fraction form
    177,647.78/245,143.53 = 97,075.94/x
  3. Step 3: Cross multiply
    177,647.78x = 245,143.53 × 97,075.94
  4. Step 4: Simplify right side
    177,647.78x = 23,797,537,383.95
  5. Step 5: Solve for x
    x = 23,797,537,383.95/177,647.78
  6. Step 6: Final answer
    x = 133,959.10

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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.