Home / 161,895.35-242,407.24-105,595.90

Finding the Fourth Proportional to 161,895.35, 242,407.24 and 105,595.90

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Solution

The fourth proportional to 161,895.35, 242,407.24 and 105,595.90 is: 158,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,895.35 : 242,407.24 = 105,595.90 : x
  2. Step 2: Convert to fraction form
    161,895.35/242,407.24 = 105,595.90/x
  3. Step 3: Cross multiply
    161,895.35x = 242,407.24 × 105,595.90
  4. Step 4: Simplify right side
    161,895.35x = 25,597,210,674.32
  5. Step 5: Solve for x
    x = 25,597,210,674.32/161,895.35
  6. Step 6: Final answer
    x = 158,109.61

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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.