Home / 192,875.10-289,312.65-173,240.70

Finding the Fourth Proportional to 192,875.10, 289,312.65 and 173,240.70

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Solution

The fourth proportional to 192,875.10, 289,312.65 and 173,240.70 is: 259,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,875.10 : 289,312.65 = 173,240.70 : x
  2. Step 2: Convert to fraction form
    192,875.10/289,312.65 = 173,240.70/x
  3. Step 3: Cross multiply
    192,875.10x = 289,312.65 × 173,240.70
  4. Step 4: Simplify right side
    192,875.10x = 50,120,726,004.86
  5. Step 5: Solve for x
    x = 50,120,726,004.86/192,875.10
  6. Step 6: Final answer
    x = 259,861.05

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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.