Home / 161,827.60-242,482.20-102,557.20

Finding the Fourth Proportional to 161,827.60, 242,482.20 and 102,557.20

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Solution

The fourth proportional to 161,827.60, 242,482.20 and 102,557.20 is: 153,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,827.60 : 242,482.20 = 102,557.20 : x
  2. Step 2: Convert to fraction form
    161,827.60/242,482.20 = 102,557.20/x
  3. Step 3: Cross multiply
    161,827.60x = 242,482.20 × 102,557.20
  4. Step 4: Simplify right side
    161,827.60x = 24,868,295,481.84
  5. Step 5: Solve for x
    x = 24,868,295,481.84/161,827.60
  6. Step 6: Final answer
    x = 153,671.53

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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.