Home / 74,021.40-110,999.70-29,633.40

Finding the Fourth Proportional to 74,021.40, 110,999.70 and 29,633.40

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Solution

The fourth proportional to 74,021.40, 110,999.70 and 29,633.40 is: 44,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,021.40 : 110,999.70 = 29,633.40 : x
  2. Step 2: Convert to fraction form
    74,021.40/110,999.70 = 29,633.40/x
  3. Step 3: Cross multiply
    74,021.40x = 110,999.70 × 29,633.40
  4. Step 4: Simplify right side
    74,021.40x = 3,289,298,509.98
  5. Step 5: Solve for x
    x = 3,289,298,509.98/74,021.40
  6. Step 6: Final answer
    x = 44,437.13

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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.