Home / 123,325.98-170,190.00-66,737.35

Finding the Fourth Proportional to 123,325.98, 170,190.00 and 66,737.35

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Solution

The fourth proportional to 123,325.98, 170,190.00 and 66,737.35 is: 92,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,325.98 : 170,190.00 = 66,737.35 : x
  2. Step 2: Convert to fraction form
    123,325.98/170,190.00 = 66,737.35/x
  3. Step 3: Cross multiply
    123,325.98x = 170,190.00 × 66,737.35
  4. Step 4: Simplify right side
    123,325.98x = 11,358,029,262.81
  5. Step 5: Solve for x
    x = 11,358,029,262.81/123,325.98
  6. Step 6: Final answer
    x = 92,097.62

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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.