Home / 209,598.27-289,285.47-118,962.72

Finding the Fourth Proportional to 209,598.27, 289,285.47 and 118,962.72

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Solution

The fourth proportional to 209,598.27, 289,285.47 and 118,962.72 is: 164,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,598.27 : 289,285.47 = 118,962.72 : x
  2. Step 2: Convert to fraction form
    209,598.27/289,285.47 = 118,962.72/x
  3. Step 3: Cross multiply
    209,598.27x = 289,285.47 × 118,962.72
  4. Step 4: Simplify right side
    209,598.27x = 34,414,186,367.68
  5. Step 5: Solve for x
    x = 34,414,186,367.68/209,598.27
  6. Step 6: Final answer
    x = 164,191.18

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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.