Home / 171,962.99-257,944.28-112,784.79

Finding the Fourth Proportional to 171,962.99, 257,944.28 and 112,784.79

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Solution

The fourth proportional to 171,962.99, 257,944.28 and 112,784.79 is: 169,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,962.99 : 257,944.28 = 112,784.79 : x
  2. Step 2: Convert to fraction form
    171,962.99/257,944.28 = 112,784.79/x
  3. Step 3: Cross multiply
    171,962.99x = 257,944.28 × 112,784.79
  4. Step 4: Simplify right side
    171,962.99x = 29,092,191,451.50
  5. Step 5: Solve for x
    x = 29,092,191,451.50/171,962.99
  6. Step 6: Final answer
    x = 169,177.05

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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.