Home / 70,267.72-96,968.19-38,436.34

Finding the Fourth Proportional to 70,267.72, 96,968.19 and 38,436.34

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Solution

The fourth proportional to 70,267.72, 96,968.19 and 38,436.34 is: 53,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,267.72 : 96,968.19 = 38,436.34 : x
  2. Step 2: Convert to fraction form
    70,267.72/96,968.19 = 38,436.34/x
  3. Step 3: Cross multiply
    70,267.72x = 96,968.19 × 38,436.34
  4. Step 4: Simplify right side
    70,267.72x = 3,727,102,320.02
  5. Step 5: Solve for x
    x = 3,727,102,320.02/70,267.72
  6. Step 6: Final answer
    x = 53,041.46

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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.