Home / 235,623.10-353,607.45-156,711.10

Finding the Fourth Proportional to 235,623.10, 353,607.45 and 156,711.10

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Solution

The fourth proportional to 235,623.10, 353,607.45 and 156,711.10 is: 235,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,623.10 : 353,607.45 = 156,711.10 : x
  2. Step 2: Convert to fraction form
    235,623.10/353,607.45 = 156,711.10/x
  3. Step 3: Cross multiply
    235,623.10x = 353,607.45 × 156,711.10
  4. Step 4: Simplify right side
    235,623.10x = 55,414,212,457.70
  5. Step 5: Solve for x
    x = 55,414,212,457.70/235,623.10
  6. Step 6: Final answer
    x = 235,181.58

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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.