Home / 161,375.08-242,063.72-56,193.72

Finding the Fourth Proportional to 161,375.08, 242,063.72 and 56,193.72

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Solution

The fourth proportional to 161,375.08, 242,063.72 and 56,193.72 is: 84,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,375.08 : 242,063.72 = 56,193.72 : x
  2. Step 2: Convert to fraction form
    161,375.08/242,063.72 = 56,193.72/x
  3. Step 3: Cross multiply
    161,375.08x = 242,063.72 × 56,193.72
  4. Step 4: Simplify right side
    161,375.08x = 13,602,460,903.84
  5. Step 5: Solve for x
    x = 13,602,460,903.84/161,375.08
  6. Step 6: Final answer
    x = 84,290.96

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1.5x scale

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.