Home / 209,125.50-288,594.54-113,632.17

Finding the Fourth Proportional to 209,125.50, 288,594.54 and 113,632.17

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Solution

The fourth proportional to 209,125.50, 288,594.54 and 113,632.17 is: 156,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,125.50 : 288,594.54 = 113,632.17 : x
  2. Step 2: Convert to fraction form
    209,125.50/288,594.54 = 113,632.17/x
  3. Step 3: Cross multiply
    209,125.50x = 288,594.54 × 113,632.17
  4. Step 4: Simplify right side
    209,125.50x = 32,793,623,830.35
  5. Step 5: Solve for x
    x = 32,793,623,830.35/209,125.50
  6. Step 6: Final answer
    x = 156,813.13

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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.