Home / 216,239.63-298,407.61-125,646.57

Finding the Fourth Proportional to 216,239.63, 298,407.61 and 125,646.57

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Solution

The fourth proportional to 216,239.63, 298,407.61 and 125,646.57 is: 173,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,239.63 : 298,407.61 = 125,646.57 : x
  2. Step 2: Convert to fraction form
    216,239.63/298,407.61 = 125,646.57/x
  3. Step 3: Cross multiply
    216,239.63x = 298,407.61 × 125,646.57
  4. Step 4: Simplify right side
    216,239.63x = 37,493,891,446.11
  5. Step 5: Solve for x
    x = 37,493,891,446.11/216,239.63
  6. Step 6: Final answer
    x = 173,390.48

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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.