Home / 70,297.85-97,011.60-38,467.01

Finding the Fourth Proportional to 70,297.85, 97,011.60 and 38,467.01

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Solution

The fourth proportional to 70,297.85, 97,011.60 and 38,467.01 is: 53,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,297.85 : 97,011.60 = 38,467.01 : x
  2. Step 2: Convert to fraction form
    70,297.85/97,011.60 = 38,467.01/x
  3. Step 3: Cross multiply
    70,297.85x = 97,011.60 × 38,467.01
  4. Step 4: Simplify right side
    70,297.85x = 3,731,746,187.32
  5. Step 5: Solve for x
    x = 3,731,746,187.32/70,297.85
  6. Step 6: Final answer
    x = 53,084.78

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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.