Home / 40,994.71-61,152.38-39,786.19

Finding the Fourth Proportional to 40,994.71, 61,152.38 and 39,786.19

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Solution

The fourth proportional to 40,994.71, 61,152.38 and 39,786.19 is: 59,349.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,994.71 : 61,152.38 = 39,786.19 : x
  2. Step 2: Convert to fraction form
    40,994.71/61,152.38 = 39,786.19/x
  3. Step 3: Cross multiply
    40,994.71x = 61,152.38 × 39,786.19
  4. Step 4: Simplify right side
    40,994.71x = 2,433,020,209.63
  5. Step 5: Solve for x
    x = 2,433,020,209.63/40,994.71
  6. Step 6: Final answer
    x = 59,349.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.