Home / 70,336.70-105,505.23-17,746.18

Finding the Fourth Proportional to 70,336.70, 105,505.23 and 17,746.18

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Solution

The fourth proportional to 70,336.70, 105,505.23 and 17,746.18 is: 26,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,336.70 : 105,505.23 = 17,746.18 : x
  2. Step 2: Convert to fraction form
    70,336.70/105,505.23 = 17,746.18/x
  3. Step 3: Cross multiply
    70,336.70x = 105,505.23 × 17,746.18
  4. Step 4: Simplify right side
    70,336.70x = 1,872,314,538.76
  5. Step 5: Solve for x
    x = 1,872,314,538.76/70,336.70
  6. Step 6: Final answer
    x = 26,619.31

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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.