Home / 70,904.31-97,847.48-39,073.23

Finding the Fourth Proportional to 70,904.31, 97,847.48 and 39,073.23

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Solution

The fourth proportional to 70,904.31, 97,847.48 and 39,073.23 is: 53,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,904.31 : 97,847.48 = 39,073.23 : x
  2. Step 2: Convert to fraction form
    70,904.31/97,847.48 = 39,073.23/x
  3. Step 3: Cross multiply
    70,904.31x = 97,847.48 × 39,073.23
  4. Step 4: Simplify right side
    70,904.31x = 3,823,216,895.59
  5. Step 5: Solve for x
    x = 3,823,216,895.59/70,904.31
  6. Step 6: Final answer
    x = 53,920.80

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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.