Home / 108,669.06-149,966.44-60,923.21

Finding the Fourth Proportional to 108,669.06, 149,966.44 and 60,923.21

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Solution

The fourth proportional to 108,669.06, 149,966.44 and 60,923.21 is: 84,075.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,669.06 : 149,966.44 = 60,923.21 : x
  2. Step 2: Convert to fraction form
    108,669.06/149,966.44 = 60,923.21/x
  3. Step 3: Cross multiply
    108,669.06x = 149,966.44 × 60,923.21
  4. Step 4: Simplify right side
    108,669.06x = 9,136,436,014.93
  5. Step 5: Solve for x
    x = 9,136,436,014.93/108,669.06
  6. Step 6: Final answer
    x = 84,075.78

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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.