Home / 70,371.60-97,112.97-38,106.27

Finding the Fourth Proportional to 70,371.60, 97,112.97 and 38,106.27

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Solution

The fourth proportional to 70,371.60, 97,112.97 and 38,106.27 is: 52,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,371.60 : 97,112.97 = 38,106.27 : x
  2. Step 2: Convert to fraction form
    70,371.60/97,112.97 = 38,106.27/x
  3. Step 3: Cross multiply
    70,371.60x = 97,112.97 × 38,106.27
  4. Step 4: Simplify right side
    70,371.60x = 3,700,613,055.32
  5. Step 5: Solve for x
    x = 3,700,613,055.32/70,371.60
  6. Step 6: Final answer
    x = 52,586.74

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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.