Home / 51,053.57-70,443.59-29,828.73

Finding the Fourth Proportional to 51,053.57, 70,443.59 and 29,828.73

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Solution

The fourth proportional to 51,053.57, 70,443.59 and 29,828.73 is: 41,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,053.57 : 70,443.59 = 29,828.73 : x
  2. Step 2: Convert to fraction form
    51,053.57/70,443.59 = 29,828.73/x
  3. Step 3: Cross multiply
    51,053.57x = 70,443.59 × 29,828.73
  4. Step 4: Simplify right side
    51,053.57x = 2,101,242,677.20
  5. Step 5: Solve for x
    x = 2,101,242,677.20/51,053.57
  6. Step 6: Final answer
    x = 41,157.61

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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.