Home / 70,867.36-97,796.95-39,036.25

Finding the Fourth Proportional to 70,867.36, 97,796.95 and 39,036.25

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Solution

The fourth proportional to 70,867.36, 97,796.95 and 39,036.25 is: 53,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,867.36 : 97,796.95 = 39,036.25 : x
  2. Step 2: Convert to fraction form
    70,867.36/97,796.95 = 39,036.25/x
  3. Step 3: Cross multiply
    70,867.36x = 97,796.95 × 39,036.25
  4. Step 4: Simplify right side
    70,867.36x = 3,817,626,708.73
  5. Step 5: Solve for x
    x = 3,817,626,708.73/70,867.36
  6. Step 6: Final answer
    x = 53,870.03

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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.