Home / 77,522.31-106,982.10-43,066.14

Finding the Fourth Proportional to 77,522.31, 106,982.10 and 43,066.14

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Solution

The fourth proportional to 77,522.31, 106,982.10 and 43,066.14 is: 59,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,522.31 : 106,982.10 = 43,066.14 : x
  2. Step 2: Convert to fraction form
    77,522.31/106,982.10 = 43,066.14/x
  3. Step 3: Cross multiply
    77,522.31x = 106,982.10 × 43,066.14
  4. Step 4: Simplify right side
    77,522.31x = 4,607,306,096.09
  5. Step 5: Solve for x
    x = 4,607,306,096.09/77,522.31
  6. Step 6: Final answer
    x = 59,432.00

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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.