Home / 70,566.68-97,379.06-38,736.32

Finding the Fourth Proportional to 70,566.68, 97,379.06 and 38,736.32

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Solution

The fourth proportional to 70,566.68, 97,379.06 and 38,736.32 is: 53,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,566.68 : 97,379.06 = 38,736.32 : x
  2. Step 2: Convert to fraction form
    70,566.68/97,379.06 = 38,736.32/x
  3. Step 3: Cross multiply
    70,566.68x = 97,379.06 × 38,736.32
  4. Step 4: Simplify right side
    70,566.68x = 3,772,105,748.88
  5. Step 5: Solve for x
    x = 3,772,105,748.88/70,566.68
  6. Step 6: Final answer
    x = 53,454.49

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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.