Home / 70,536.36-97,343.22-42,236.64

Finding the Fourth Proportional to 70,536.36, 97,343.22 and 42,236.64

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Solution

The fourth proportional to 70,536.36, 97,343.22 and 42,236.64 is: 58,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,536.36 : 97,343.22 = 42,236.64 : x
  2. Step 2: Convert to fraction form
    70,536.36/97,343.22 = 42,236.64/x
  3. Step 3: Cross multiply
    70,536.36x = 97,343.22 × 42,236.64
  4. Step 4: Simplify right side
    70,536.36x = 4,111,450,539.58
  5. Step 5: Solve for x
    x = 4,111,450,539.58/70,536.36
  6. Step 6: Final answer
    x = 58,288.39

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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.