Home / 215,249.50-297,047.03-118,464.50

Finding the Fourth Proportional to 215,249.50, 297,047.03 and 118,464.50

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Solution

The fourth proportional to 215,249.50, 297,047.03 and 118,464.50 is: 163,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,249.50 : 297,047.03 = 118,464.50 : x
  2. Step 2: Convert to fraction form
    215,249.50/297,047.03 = 118,464.50/x
  3. Step 3: Cross multiply
    215,249.50x = 297,047.03 × 118,464.50
  4. Step 4: Simplify right side
    215,249.50x = 35,189,526,400.20
  5. Step 5: Solve for x
    x = 35,189,526,400.20/215,249.50
  6. Step 6: Final answer
    x = 163,482.50

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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.