Home / 161,823.42-242,513.46-102,700.58

Finding the Fourth Proportional to 161,823.42, 242,513.46 and 102,700.58

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Solution

The fourth proportional to 161,823.42, 242,513.46 and 102,700.58 is: 153,910.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,823.42 : 242,513.46 = 102,700.58 : x
  2. Step 2: Convert to fraction form
    161,823.42/242,513.46 = 102,700.58/x
  3. Step 3: Cross multiply
    161,823.42x = 242,513.46 × 102,700.58
  4. Step 4: Simplify right side
    161,823.42x = 24,906,271,787.24
  5. Step 5: Solve for x
    x = 24,906,271,787.24/161,823.42
  6. Step 6: Final answer
    x = 153,910.18

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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.