Home / 134,505.77-201,827.09-103,116.85

Finding the Fourth Proportional to 134,505.77, 201,827.09 and 103,116.85

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Solution

The fourth proportional to 134,505.77, 201,827.09 and 103,116.85 is: 154,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,505.77 : 201,827.09 = 103,116.85 : x
  2. Step 2: Convert to fraction form
    134,505.77/201,827.09 = 103,116.85/x
  3. Step 3: Cross multiply
    134,505.77x = 201,827.09 × 103,116.85
  4. Step 4: Simplify right side
    134,505.77x = 20,811,773,518.69
  5. Step 5: Solve for x
    x = 20,811,773,518.69/134,505.77
  6. Step 6: Final answer
    x = 154,727.74

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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.