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Finding the Fourth Proportional to 51,075.66, 70,483.11 and 29,562.45

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Solution

The fourth proportional to 51,075.66, 70,483.11 and 29,562.45 is: 40,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,075.66 : 70,483.11 = 29,562.45 : x
  2. Step 2: Convert to fraction form
    51,075.66/70,483.11 = 29,562.45/x
  3. Step 3: Cross multiply
    51,075.66x = 70,483.11 × 29,562.45
  4. Step 4: Simplify right side
    51,075.66x = 2,083,653,415.22
  5. Step 5: Solve for x
    x = 2,083,653,415.22/51,075.66
  6. Step 6: Final answer
    x = 40,795.43

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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.