Home / 44,415.10-61,221.61-30,070.42

Finding the Fourth Proportional to 44,415.10, 61,221.61 and 30,070.42

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Solution

The fourth proportional to 44,415.10, 61,221.61 and 30,070.42 is: 41,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,415.10 : 61,221.61 = 30,070.42 : x
  2. Step 2: Convert to fraction form
    44,415.10/61,221.61 = 30,070.42/x
  3. Step 3: Cross multiply
    44,415.10x = 61,221.61 × 30,070.42
  4. Step 4: Simplify right side
    44,415.10x = 1,840,959,525.78
  5. Step 5: Solve for x
    x = 1,840,959,525.78/44,415.10
  6. Step 6: Final answer
    x = 41,448.96

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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.