Home / 70,725.35-106,085.26-23,978.23

Finding the Fourth Proportional to 70,725.35, 106,085.26 and 23,978.23

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Solution

The fourth proportional to 70,725.35, 106,085.26 and 23,978.23 is: 35,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,725.35 : 106,085.26 = 23,978.23 : x
  2. Step 2: Convert to fraction form
    70,725.35/106,085.26 = 23,978.23/x
  3. Step 3: Cross multiply
    70,725.35x = 106,085.26 × 23,978.23
  4. Step 4: Simplify right side
    70,725.35x = 2,543,736,528.65
  5. Step 5: Solve for x
    x = 2,543,736,528.65/70,725.35
  6. Step 6: Final answer
    x = 35,966.40

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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.