Home / 209,216.26-288,708.96-118,566.94

Finding the Fourth Proportional to 209,216.26, 288,708.96 and 118,566.94

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Solution

The fourth proportional to 209,216.26, 288,708.96 and 118,566.94 is: 163,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,216.26 : 288,708.96 = 118,566.94 : x
  2. Step 2: Convert to fraction form
    209,216.26/288,708.96 = 118,566.94/x
  3. Step 3: Cross multiply
    209,216.26x = 288,708.96 × 118,566.94
  4. Step 4: Simplify right side
    209,216.26x = 34,231,337,937.78
  5. Step 5: Solve for x
    x = 34,231,337,937.78/209,216.26
  6. Step 6: Final answer
    x = 163,617.01

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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.