Home / 53,053.16-73,215.12-29,181.68

Finding the Fourth Proportional to 53,053.16, 73,215.12 and 29,181.68

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Solution

The fourth proportional to 53,053.16, 73,215.12 and 29,181.68 is: 40,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.16 : 73,215.12 = 29,181.68 : x
  2. Step 2: Convert to fraction form
    53,053.16/73,215.12 = 29,181.68/x
  3. Step 3: Cross multiply
    53,053.16x = 73,215.12 × 29,181.68
  4. Step 4: Simplify right side
    53,053.16x = 2,136,540,203.00
  5. Step 5: Solve for x
    x = 2,136,540,203.00/53,053.16
  6. Step 6: Final answer
    x = 40,271.69

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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.