Home / 133,175.01-183,786.92-76,586.39

Finding the Fourth Proportional to 133,175.01, 183,786.92 and 76,586.39

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Solution

The fourth proportional to 133,175.01, 183,786.92 and 76,586.39 is: 105,692.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,175.01 : 183,786.92 = 76,586.39 : x
  2. Step 2: Convert to fraction form
    133,175.01/183,786.92 = 76,586.39/x
  3. Step 3: Cross multiply
    133,175.01x = 183,786.92 × 76,586.39
  4. Step 4: Simplify right side
    133,175.01x = 14,075,575,430.15
  5. Step 5: Solve for x
    x = 14,075,575,430.15/133,175.01
  6. Step 6: Final answer
    x = 105,692.32

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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.