Home / 63,273.67-87,334.98-39,386.16

Finding the Fourth Proportional to 63,273.67, 87,334.98 and 39,386.16

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Solution

The fourth proportional to 63,273.67, 87,334.98 and 39,386.16 is: 54,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,273.67 : 87,334.98 = 39,386.16 : x
  2. Step 2: Convert to fraction form
    63,273.67/87,334.98 = 39,386.16/x
  3. Step 3: Cross multiply
    63,273.67x = 87,334.98 × 39,386.16
  4. Step 4: Simplify right side
    63,273.67x = 3,439,789,495.88
  5. Step 5: Solve for x
    x = 3,439,789,495.88/63,273.67
  6. Step 6: Final answer
    x = 54,363.68

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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.