Home / 70,462.90-97,183.15-62,405.02

Finding the Fourth Proportional to 70,462.90, 97,183.15 and 62,405.02

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Solution

The fourth proportional to 70,462.90, 97,183.15 and 62,405.02 is: 86,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,462.90 : 97,183.15 = 62,405.02 : x
  2. Step 2: Convert to fraction form
    70,462.90/97,183.15 = 62,405.02/x
  3. Step 3: Cross multiply
    70,462.90x = 97,183.15 × 62,405.02
  4. Step 4: Simplify right side
    70,462.90x = 6,064,716,419.41
  5. Step 5: Solve for x
    x = 6,064,716,419.41/70,462.90
  6. Step 6: Final answer
    x = 86,069.64

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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.