Home / 182,403.68-251,645.58-105,909.72

Finding the Fourth Proportional to 182,403.68, 251,645.58 and 105,909.72

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Solution

The fourth proportional to 182,403.68, 251,645.58 and 105,909.72 is: 146,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,403.68 : 251,645.58 = 105,909.72 : x
  2. Step 2: Convert to fraction form
    182,403.68/251,645.58 = 105,909.72/x
  3. Step 3: Cross multiply
    182,403.68x = 251,645.58 × 105,909.72
  4. Step 4: Simplify right side
    182,403.68x = 26,651,712,917.04
  5. Step 5: Solve for x
    x = 26,651,712,917.04/182,403.68
  6. Step 6: Final answer
    x = 146,113.90

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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.