Home / 115,664.44-159,608.06-70,336.16

Finding the Fourth Proportional to 115,664.44, 159,608.06 and 70,336.16

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Solution

The fourth proportional to 115,664.44, 159,608.06 and 70,336.16 is: 97,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,664.44 : 159,608.06 = 70,336.16 : x
  2. Step 2: Convert to fraction form
    115,664.44/159,608.06 = 70,336.16/x
  3. Step 3: Cross multiply
    115,664.44x = 159,608.06 × 70,336.16
  4. Step 4: Simplify right side
    115,664.44x = 11,226,218,045.45
  5. Step 5: Solve for x
    x = 11,226,218,045.45/115,664.44
  6. Step 6: Final answer
    x = 97,058.51

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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.