Home / 53,370.90-73,652.08-29,172.36

Finding the Fourth Proportional to 53,370.90, 73,652.08 and 29,172.36

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Solution

The fourth proportional to 53,370.90, 73,652.08 and 29,172.36 is: 40,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,370.90 : 73,652.08 = 29,172.36 : x
  2. Step 2: Convert to fraction form
    53,370.90/73,652.08 = 29,172.36/x
  3. Step 3: Cross multiply
    53,370.90x = 73,652.08 × 29,172.36
  4. Step 4: Simplify right side
    53,370.90x = 2,148,604,992.51
  5. Step 5: Solve for x
    x = 2,148,604,992.51/53,370.90
  6. Step 6: Final answer
    x = 40,257.99

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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.