Home / 55,569.58-76,721.79-49,590.98

Finding the Fourth Proportional to 55,569.58, 76,721.79 and 49,590.98

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Solution

The fourth proportional to 55,569.58, 76,721.79 and 49,590.98 is: 68,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,569.58 : 76,721.79 = 49,590.98 : x
  2. Step 2: Convert to fraction form
    55,569.58/76,721.79 = 49,590.98/x
  3. Step 3: Cross multiply
    55,569.58x = 76,721.79 × 49,590.98
  4. Step 4: Simplify right side
    55,569.58x = 3,804,708,753.45
  5. Step 5: Solve for x
    x = 3,804,708,753.45/55,569.58
  6. Step 6: Final answer
    x = 68,467.47

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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.