Home / 81,124.42-111,953.97-44,828.21

Finding the Fourth Proportional to 81,124.42, 111,953.97 and 44,828.21

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Solution

The fourth proportional to 81,124.42, 111,953.97 and 44,828.21 is: 61,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,124.42 : 111,953.97 = 44,828.21 : x
  2. Step 2: Convert to fraction form
    81,124.42/111,953.97 = 44,828.21/x
  3. Step 3: Cross multiply
    81,124.42x = 111,953.97 × 44,828.21
  4. Step 4: Simplify right side
    81,124.42x = 5,018,695,293.58
  5. Step 5: Solve for x
    x = 5,018,695,293.58/81,124.42
  6. Step 6: Final answer
    x = 61,864.18

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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.