Home / 123,526.62-170,466.73-66,938.00

Finding the Fourth Proportional to 123,526.62, 170,466.73 and 66,938.00

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Solution

The fourth proportional to 123,526.62, 170,466.73 and 66,938.00 is: 92,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,526.62 : 170,466.73 = 66,938.00 : x
  2. Step 2: Convert to fraction form
    123,526.62/170,466.73 = 66,938.00/x
  3. Step 3: Cross multiply
    123,526.62x = 170,466.73 × 66,938.00
  4. Step 4: Simplify right side
    123,526.62x = 11,410,700,953.06
  5. Step 5: Solve for x
    x = 11,410,700,953.06/123,526.62
  6. Step 6: Final answer
    x = 92,374.43

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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.