Home / 70,271.36-96,974.44-38,440.25

Finding the Fourth Proportional to 70,271.36, 96,974.44 and 38,440.25

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Solution

The fourth proportional to 70,271.36, 96,974.44 and 38,440.25 is: 53,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,271.36 : 96,974.44 = 38,440.25 : x
  2. Step 2: Convert to fraction form
    70,271.36/96,974.44 = 38,440.25/x
  3. Step 3: Cross multiply
    70,271.36x = 96,974.44 × 38,440.25
  4. Step 4: Simplify right side
    70,271.36x = 3,727,721,136.24
  5. Step 5: Solve for x
    x = 3,727,721,136.24/70,271.36
  6. Step 6: Final answer
    x = 53,047.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.