Home / 54,317.79-74,957.13-30,446.01

Finding the Fourth Proportional to 54,317.79, 74,957.13 and 30,446.01

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Solution

The fourth proportional to 54,317.79, 74,957.13 and 30,446.01 is: 42,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317.79 : 74,957.13 = 30,446.01 : x
  2. Step 2: Convert to fraction form
    54,317.79/74,957.13 = 30,446.01/x
  3. Step 3: Cross multiply
    54,317.79x = 74,957.13 × 30,446.01
  4. Step 4: Simplify right side
    54,317.79x = 2,282,145,529.55
  5. Step 5: Solve for x
    x = 2,282,145,529.55/54,317.79
  6. Step 6: Final answer
    x = 42,014.70

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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.