Home / 62,977.40-86,904.87-34,683.09

Finding the Fourth Proportional to 62,977.40, 86,904.87 and 34,683.09

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Solution

The fourth proportional to 62,977.40, 86,904.87 and 34,683.09 is: 47,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,977.40 : 86,904.87 = 34,683.09 : x
  2. Step 2: Convert to fraction form
    62,977.40/86,904.87 = 34,683.09/x
  3. Step 3: Cross multiply
    62,977.40x = 86,904.87 × 34,683.09
  4. Step 4: Simplify right side
    62,977.40x = 3,014,128,971.69
  5. Step 5: Solve for x
    x = 3,014,128,971.69/62,977.40
  6. Step 6: Final answer
    x = 47,860.49

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1.5x scale

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.