Home / 42,054.58-63,064.05-15,740.98

Finding the Fourth Proportional to 42,054.58, 63,064.05 and 15,740.98

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Solution

The fourth proportional to 42,054.58, 63,064.05 and 15,740.98 is: 23,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,054.58 : 63,064.05 = 15,740.98 : x
  2. Step 2: Convert to fraction form
    42,054.58/63,064.05 = 15,740.98/x
  3. Step 3: Cross multiply
    42,054.58x = 63,064.05 × 15,740.98
  4. Step 4: Simplify right side
    42,054.58x = 992,689,949.77
  5. Step 5: Solve for x
    x = 992,689,949.77/42,054.58
  6. Step 6: Final answer
    x = 23,604.80

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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.