Home / 51,980.48-71,714.40-29,611.52

Finding the Fourth Proportional to 51,980.48, 71,714.40 and 29,611.52

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Solution

The fourth proportional to 51,980.48, 71,714.40 and 29,611.52 is: 40,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,980.48 : 71,714.40 = 29,611.52 : x
  2. Step 2: Convert to fraction form
    51,980.48/71,714.40 = 29,611.52/x
  3. Step 3: Cross multiply
    51,980.48x = 71,714.40 × 29,611.52
  4. Step 4: Simplify right side
    51,980.48x = 2,123,572,389.89
  5. Step 5: Solve for x
    x = 2,123,572,389.89/51,980.48
  6. Step 6: Final answer
    x = 40,853.27

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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.