Home / 62,567.49-86,273.96-39,870.53

Finding the Fourth Proportional to 62,567.49, 86,273.96 and 39,870.53

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Solution

The fourth proportional to 62,567.49, 86,273.96 and 39,870.53 is: 54,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,567.49 : 86,273.96 = 39,870.53 : x
  2. Step 2: Convert to fraction form
    62,567.49/86,273.96 = 39,870.53/x
  3. Step 3: Cross multiply
    62,567.49x = 86,273.96 × 39,870.53
  4. Step 4: Simplify right side
    62,567.49x = 3,439,788,688.49
  5. Step 5: Solve for x
    x = 3,439,788,688.49/62,567.49
  6. Step 6: Final answer
    x = 54,977.25

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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.