Home / 43,005.52-64,515.84-19,634.32

Finding the Fourth Proportional to 43,005.52, 64,515.84 and 19,634.32

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Solution

The fourth proportional to 43,005.52, 64,515.84 and 19,634.32 is: 29,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.52 : 64,515.84 = 19,634.32 : x
  2. Step 2: Convert to fraction form
    43,005.52/64,515.84 = 19,634.32/x
  3. Step 3: Cross multiply
    43,005.52x = 64,515.84 × 19,634.32
  4. Step 4: Simplify right side
    43,005.52x = 1,266,724,647.63
  5. Step 5: Solve for x
    x = 1,266,724,647.63/43,005.52
  6. Step 6: Final answer
    x = 29,454.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.