Home / 209,445.54-289,026.27-113,952.33

Finding the Fourth Proportional to 209,445.54, 289,026.27 and 113,952.33

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Solution

The fourth proportional to 209,445.54, 289,026.27 and 113,952.33 is: 157,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,445.54 : 289,026.27 = 113,952.33 : x
  2. Step 2: Convert to fraction form
    209,445.54/289,026.27 = 113,952.33/x
  3. Step 3: Cross multiply
    209,445.54x = 289,026.27 × 113,952.33
  4. Step 4: Simplify right side
    209,445.54x = 32,935,216,897.71
  5. Step 5: Solve for x
    x = 32,935,216,897.71/209,445.54
  6. Step 6: Final answer
    x = 157,249.55

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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.