Home / 151,897.26-209,615.67-88,235.58

Finding the Fourth Proportional to 151,897.26, 209,615.67 and 88,235.58

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Solution

The fourth proportional to 151,897.26, 209,615.67 and 88,235.58 is: 121,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,897.26 : 209,615.67 = 88,235.58 : x
  2. Step 2: Convert to fraction form
    151,897.26/209,615.67 = 88,235.58/x
  3. Step 3: Cross multiply
    151,897.26x = 209,615.67 × 88,235.58
  4. Step 4: Simplify right side
    151,897.26x = 18,495,560,219.54
  5. Step 5: Solve for x
    x = 18,495,560,219.54/151,897.26
  6. Step 6: Final answer
    x = 121,763.62

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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.