Home / 151,537.03-209,210.70-134,723.50

Finding the Fourth Proportional to 151,537.03, 209,210.70 and 134,723.50

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Solution

The fourth proportional to 151,537.03, 209,210.70 and 134,723.50 is: 185,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,537.03 : 209,210.70 = 134,723.50 : x
  2. Step 2: Convert to fraction form
    151,537.03/209,210.70 = 134,723.50/x
  3. Step 3: Cross multiply
    151,537.03x = 209,210.70 × 134,723.50
  4. Step 4: Simplify right side
    151,537.03x = 28,185,597,741.45
  5. Step 5: Solve for x
    x = 28,185,597,741.45/151,537.03
  6. Step 6: Final answer
    x = 185,998.09

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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.