Home / 215,360.14-297,191.70-118,563.19

Finding the Fourth Proportional to 215,360.14, 297,191.70 and 118,563.19

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Solution

The fourth proportional to 215,360.14, 297,191.70 and 118,563.19 is: 163,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,360.14 : 297,191.70 = 118,563.19 : x
  2. Step 2: Convert to fraction form
    215,360.14/297,191.70 = 118,563.19/x
  3. Step 3: Cross multiply
    215,360.14x = 297,191.70 × 118,563.19
  4. Step 4: Simplify right side
    215,360.14x = 35,235,995,993.52
  5. Step 5: Solve for x
    x = 35,235,995,993.52/215,360.14
  6. Step 6: Final answer
    x = 163,614.29

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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.