Home / 49,376.77-68,164.23-38,602.63

Finding the Fourth Proportional to 49,376.77, 68,164.23 and 38,602.63

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Solution

The fourth proportional to 49,376.77, 68,164.23 and 38,602.63 is: 53,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.77 : 68,164.23 = 38,602.63 : x
  2. Step 2: Convert to fraction form
    49,376.77/68,164.23 = 38,602.63/x
  3. Step 3: Cross multiply
    49,376.77x = 68,164.23 × 38,602.63
  4. Step 4: Simplify right side
    49,376.77x = 2,631,318,356.91
  5. Step 5: Solve for x
    x = 2,631,318,356.91/49,376.77
  6. Step 6: Final answer
    x = 53,290.62

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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.