Home / 42,063.96-63,106.11-15,768.93

Finding the Fourth Proportional to 42,063.96, 63,106.11 and 15,768.93

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Solution

The fourth proportional to 42,063.96, 63,106.11 and 15,768.93 is: 23,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,063.96 : 63,106.11 = 15,768.93 : x
  2. Step 2: Convert to fraction form
    42,063.96/63,106.11 = 15,768.93/x
  3. Step 3: Cross multiply
    42,063.96x = 63,106.11 × 15,768.93
  4. Step 4: Simplify right side
    42,063.96x = 995,115,831.16
  5. Step 5: Solve for x
    x = 995,115,831.16/42,063.96
  6. Step 6: Final answer
    x = 23,657.21

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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.