Home / 49,700.64-74,555.28-14,639.52

Finding the Fourth Proportional to 49,700.64, 74,555.28 and 14,639.52

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Solution

The fourth proportional to 49,700.64, 74,555.28 and 14,639.52 is: 21,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,700.64 : 74,555.28 = 14,639.52 : x
  2. Step 2: Convert to fraction form
    49,700.64/74,555.28 = 14,639.52/x
  3. Step 3: Cross multiply
    49,700.64x = 74,555.28 × 14,639.52
  4. Step 4: Simplify right side
    49,700.64x = 1,091,453,512.67
  5. Step 5: Solve for x
    x = 1,091,453,512.67/49,700.64
  6. Step 6: Final answer
    x = 21,960.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.