Home / 209,654.02-289,313.67-119,008.34

Finding the Fourth Proportional to 209,654.02, 289,313.67 and 119,008.34

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Solution

The fourth proportional to 209,654.02, 289,313.67 and 119,008.34 is: 164,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,654.02 : 289,313.67 = 119,008.34 : x
  2. Step 2: Convert to fraction form
    209,654.02/289,313.67 = 119,008.34/x
  3. Step 3: Cross multiply
    209,654.02x = 289,313.67 × 119,008.34
  4. Step 4: Simplify right side
    209,654.02x = 34,430,739,690.65
  5. Step 5: Solve for x
    x = 34,430,739,690.65/209,654.02
  6. Step 6: Final answer
    x = 164,226.47

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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.