Home / 52,173.51-71,999.45-29,512.02

Finding the Fourth Proportional to 52,173.51, 71,999.45 and 29,512.02

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Solution

The fourth proportional to 52,173.51, 71,999.45 and 29,512.02 is: 40,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,173.51 : 71,999.45 = 29,512.02 : x
  2. Step 2: Convert to fraction form
    52,173.51/71,999.45 = 29,512.02/x
  3. Step 3: Cross multiply
    52,173.51x = 71,999.45 × 29,512.02
  4. Step 4: Simplify right side
    52,173.51x = 2,124,849,060.83
  5. Step 5: Solve for x
    x = 2,124,849,060.83/52,173.51
  6. Step 6: Final answer
    x = 40,726.59

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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.