Home / 70,106.75-105,160.35-17,516.24

Finding the Fourth Proportional to 70,106.75, 105,160.35 and 17,516.24

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Solution

The fourth proportional to 70,106.75, 105,160.35 and 17,516.24 is: 26,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,106.75 : 105,160.35 = 17,516.24 : x
  2. Step 2: Convert to fraction form
    70,106.75/105,160.35 = 17,516.24/x
  3. Step 3: Cross multiply
    70,106.75x = 105,160.35 × 17,516.24
  4. Step 4: Simplify right side
    70,106.75x = 1,842,013,929.08
  5. Step 5: Solve for x
    x = 1,842,013,929.08/70,106.75
  6. Step 6: Final answer
    x = 26,274.42

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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.