Home / 70,719.26-97,595.19-38,890.94

Finding the Fourth Proportional to 70,719.26, 97,595.19 and 38,890.94

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Solution

The fourth proportional to 70,719.26, 97,595.19 and 38,890.94 is: 53,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,719.26 : 97,595.19 = 38,890.94 : x
  2. Step 2: Convert to fraction form
    70,719.26/97,595.19 = 38,890.94/x
  3. Step 3: Cross multiply
    70,719.26x = 97,595.19 × 38,890.94
  4. Step 4: Simplify right side
    70,719.26x = 3,795,568,678.58
  5. Step 5: Solve for x
    x = 3,795,568,678.58/70,719.26
  6. Step 6: Final answer
    x = 53,670.93

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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.