Home / 70,528.12-97,327.93-38,696.99

Finding the Fourth Proportional to 70,528.12, 97,327.93 and 38,696.99

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Solution

The fourth proportional to 70,528.12, 97,327.93 and 38,696.99 is: 53,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,528.12 : 97,327.93 = 38,696.99 : x
  2. Step 2: Convert to fraction form
    70,528.12/97,327.93 = 38,696.99/x
  3. Step 3: Cross multiply
    70,528.12x = 97,327.93 × 38,696.99
  4. Step 4: Simplify right side
    70,528.12x = 3,766,297,970.58
  5. Step 5: Solve for x
    x = 3,766,297,970.58/70,528.12
  6. Step 6: Final answer
    x = 53,401.37

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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.