Home / 30,001.12-41,041.75-29,874.76

Finding the Fourth Proportional to 30,001.12, 41,041.75 and 29,874.76

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Solution

The fourth proportional to 30,001.12, 41,041.75 and 29,874.76 is: 40,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001.12 : 41,041.75 = 29,874.76 : x
  2. Step 2: Convert to fraction form
    30,001.12/41,041.75 = 29,874.76/x
  3. Step 3: Cross multiply
    30,001.12x = 41,041.75 × 29,874.76
  4. Step 4: Simplify right side
    30,001.12x = 1,226,112,431.23
  5. Step 5: Solve for x
    x = 1,226,112,431.23/30,001.12
  6. Step 6: Final answer
    x = 40,868.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.