Home / 209,125.26-288,592.29-113,632.29

Finding the Fourth Proportional to 209,125.26, 288,592.29 and 113,632.29

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Solution

The fourth proportional to 209,125.26, 288,592.29 and 113,632.29 is: 156,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,125.26 : 288,592.29 = 113,632.29 : x
  2. Step 2: Convert to fraction form
    209,125.26/288,592.29 = 113,632.29/x
  3. Step 3: Cross multiply
    209,125.26x = 288,592.29 × 113,632.29
  4. Step 4: Simplify right side
    209,125.26x = 32,793,402,789.04
  5. Step 5: Solve for x
    x = 32,793,402,789.04/209,125.26
  6. Step 6: Final answer
    x = 156,812.25

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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.