Home / 115,848.04-159,911.46-70,505.32

Finding the Fourth Proportional to 115,848.04, 159,911.46 and 70,505.32

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Solution

The fourth proportional to 115,848.04, 159,911.46 and 70,505.32 is: 97,322.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,848.04 : 159,911.46 = 70,505.32 : x
  2. Step 2: Convert to fraction form
    115,848.04/159,911.46 = 70,505.32/x
  3. Step 3: Cross multiply
    115,848.04x = 159,911.46 × 70,505.32
  4. Step 4: Simplify right side
    115,848.04x = 11,274,608,658.97
  5. Step 5: Solve for x
    x = 11,274,608,658.97/115,848.04
  6. Step 6: Final answer
    x = 97,322.39

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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.