Home / 210,168.86-290,032.98-114,675.92

Finding the Fourth Proportional to 210,168.86, 290,032.98 and 114,675.92

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Solution

The fourth proportional to 210,168.86, 290,032.98 and 114,675.92 is: 158,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,168.86 : 290,032.98 = 114,675.92 : x
  2. Step 2: Convert to fraction form
    210,168.86/290,032.98 = 114,675.92/x
  3. Step 3: Cross multiply
    210,168.86x = 290,032.98 × 114,675.92
  4. Step 4: Simplify right side
    210,168.86x = 33,259,798,811.84
  5. Step 5: Solve for x
    x = 33,259,798,811.84/210,168.86
  6. Step 6: Final answer
    x = 158,252.74

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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.