Home / 74,770.86-103,180.15-44,555.51

Finding the Fourth Proportional to 74,770.86, 103,180.15 and 44,555.51

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Solution

The fourth proportional to 74,770.86, 103,180.15 and 44,555.51 is: 61,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,770.86 : 103,180.15 = 44,555.51 : x
  2. Step 2: Convert to fraction form
    74,770.86/103,180.15 = 44,555.51/x
  3. Step 3: Cross multiply
    74,770.86x = 103,180.15 × 44,555.51
  4. Step 4: Simplify right side
    74,770.86x = 4,597,244,518.77
  5. Step 5: Solve for x
    x = 4,597,244,518.77/74,770.86
  6. Step 6: Final answer
    x = 61,484.44

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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.