Home / 70,903.14-97,848.45-39,074.10

Finding the Fourth Proportional to 70,903.14, 97,848.45 and 39,074.10

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Solution

The fourth proportional to 70,903.14, 97,848.45 and 39,074.10 is: 53,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.14 : 97,848.45 = 39,074.10 : x
  2. Step 2: Convert to fraction form
    70,903.14/97,848.45 = 39,074.10/x
  3. Step 3: Cross multiply
    70,903.14x = 97,848.45 × 39,074.10
  4. Step 4: Simplify right side
    70,903.14x = 3,823,340,120.15
  5. Step 5: Solve for x
    x = 3,823,340,120.15/70,903.14
  6. Step 6: Final answer
    x = 53,923.42

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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.