Home / 209,367.46-288,955.11-118,756.27

Finding the Fourth Proportional to 209,367.46, 288,955.11 and 118,756.27

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Solution

The fourth proportional to 209,367.46, 288,955.11 and 118,756.27 is: 163,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,367.46 : 288,955.11 = 118,756.27 : x
  2. Step 2: Convert to fraction form
    209,367.46/288,955.11 = 118,756.27/x
  3. Step 3: Cross multiply
    209,367.46x = 288,955.11 × 118,756.27
  4. Step 4: Simplify right side
    209,367.46x = 34,315,231,061.04
  5. Step 5: Solve for x
    x = 34,315,231,061.04/209,367.46
  6. Step 6: Final answer
    x = 163,899.54

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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.