Home / 49,631.84-68,502.74-30,528.04

Finding the Fourth Proportional to 49,631.84, 68,502.74 and 30,528.04

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Solution

The fourth proportional to 49,631.84, 68,502.74 and 30,528.04 is: 42,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.84 : 68,502.74 = 30,528.04 : x
  2. Step 2: Convert to fraction form
    49,631.84/68,502.74 = 30,528.04/x
  3. Step 3: Cross multiply
    49,631.84x = 68,502.74 × 30,528.04
  4. Step 4: Simplify right side
    49,631.84x = 2,091,254,386.83
  5. Step 5: Solve for x
    x = 2,091,254,386.83/49,631.84
  6. Step 6: Final answer
    x = 42,135.34

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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.