Home / 81,816.50-112,907.44-46,006.20

Finding the Fourth Proportional to 81,816.50, 112,907.44 and 46,006.20

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Solution

The fourth proportional to 81,816.50, 112,907.44 and 46,006.20 is: 63,488.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,816.50 : 112,907.44 = 46,006.20 : x
  2. Step 2: Convert to fraction form
    81,816.50/112,907.44 = 46,006.20/x
  3. Step 3: Cross multiply
    81,816.50x = 112,907.44 × 46,006.20
  4. Step 4: Simplify right side
    81,816.50x = 5,194,441,701.59
  5. Step 5: Solve for x
    x = 5,194,441,701.59/81,816.50
  6. Step 6: Final answer
    x = 63,488.93

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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.