Home / 313,938.64-433,234.33-170,699.05

Finding the Fourth Proportional to 313,938.64, 433,234.33 and 170,699.05

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Solution

The fourth proportional to 313,938.64, 433,234.33 and 170,699.05 is: 235,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,938.64 : 433,234.33 = 170,699.05 : x
  2. Step 2: Convert to fraction form
    313,938.64/433,234.33 = 170,699.05/x
  3. Step 3: Cross multiply
    313,938.64x = 433,234.33 × 170,699.05
  4. Step 4: Simplify right side
    313,938.64x = 73,952,688,558.39
  5. Step 5: Solve for x
    x = 73,952,688,558.39/313,938.64
  6. Step 6: Final answer
    x = 235,564.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.