Home / 115,566.82-159,500.51-70,258.98

Finding the Fourth Proportional to 115,566.82, 159,500.51 and 70,258.98

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Solution

The fourth proportional to 115,566.82, 159,500.51 and 70,258.98 is: 96,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,566.82 : 159,500.51 = 70,258.98 : x
  2. Step 2: Convert to fraction form
    115,566.82/159,500.51 = 70,258.98/x
  3. Step 3: Cross multiply
    115,566.82x = 159,500.51 × 70,258.98
  4. Step 4: Simplify right side
    115,566.82x = 11,206,343,142.08
  5. Step 5: Solve for x
    x = 11,206,343,142.08/115,566.82
  6. Step 6: Final answer
    x = 96,968.52

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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.