Home / 71,037.05-98,030.50-39,205.27

Finding the Fourth Proportional to 71,037.05, 98,030.50 and 39,205.27

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Solution

The fourth proportional to 71,037.05, 98,030.50 and 39,205.27 is: 54,102.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,037.05 : 98,030.50 = 39,205.27 : x
  2. Step 2: Convert to fraction form
    71,037.05/98,030.50 = 39,205.27/x
  3. Step 3: Cross multiply
    71,037.05x = 98,030.50 × 39,205.27
  4. Step 4: Simplify right side
    71,037.05x = 3,843,311,914.37
  5. Step 5: Solve for x
    x = 3,843,311,914.37/71,037.05
  6. Step 6: Final answer
    x = 54,102.92

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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.