Home / 62,281.09-85,921.72-43,429.15

Finding the Fourth Proportional to 62,281.09, 85,921.72 and 43,429.15

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Solution

The fourth proportional to 62,281.09, 85,921.72 and 43,429.15 is: 59,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,281.09 : 85,921.72 = 43,429.15 : x
  2. Step 2: Convert to fraction form
    62,281.09/85,921.72 = 43,429.15/x
  3. Step 3: Cross multiply
    62,281.09x = 85,921.72 × 43,429.15
  4. Step 4: Simplify right side
    62,281.09x = 3,731,507,266.14
  5. Step 5: Solve for x
    x = 3,731,507,266.14/62,281.09
  6. Step 6: Final answer
    x = 59,913.97

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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.