Home / 51,154.30-76,696.74-17,856.16

Finding the Fourth Proportional to 51,154.30, 76,696.74 and 17,856.16

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Solution

The fourth proportional to 51,154.30, 76,696.74 and 17,856.16 is: 26,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154.30 : 76,696.74 = 17,856.16 : x
  2. Step 2: Convert to fraction form
    51,154.30/76,696.74 = 17,856.16/x
  3. Step 3: Cross multiply
    51,154.30x = 76,696.74 × 17,856.16
  4. Step 4: Simplify right side
    51,154.30x = 1,369,509,260.92
  5. Step 5: Solve for x
    x = 1,369,509,260.92/51,154.30
  6. Step 6: Final answer
    x = 26,772.12

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1.5x scale

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.