Home / 70,116.31-96,759.79-43,248.07

Finding the Fourth Proportional to 70,116.31, 96,759.79 and 43,248.07

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Solution

The fourth proportional to 70,116.31, 96,759.79 and 43,248.07 is: 59,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116.31 : 96,759.79 = 43,248.07 : x
  2. Step 2: Convert to fraction form
    70,116.31/96,759.79 = 43,248.07/x
  3. Step 3: Cross multiply
    70,116.31x = 96,759.79 × 43,248.07
  4. Step 4: Simplify right side
    70,116.31x = 4,184,674,171.11
  5. Step 5: Solve for x
    x = 4,184,674,171.11/70,116.31
  6. Step 6: Final answer
    x = 59,681.89

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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.