Home / 236,729.21-326,673.07-134,779.57

Finding the Fourth Proportional to 236,729.21, 326,673.07 and 134,779.57

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Solution

The fourth proportional to 236,729.21, 326,673.07 and 134,779.57 is: 185,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,729.21 : 326,673.07 = 134,779.57 : x
  2. Step 2: Convert to fraction form
    236,729.21/326,673.07 = 134,779.57/x
  3. Step 3: Cross multiply
    236,729.21x = 326,673.07 × 134,779.57
  4. Step 4: Simplify right side
    236,729.21x = 44,028,854,751.55
  5. Step 5: Solve for x
    x = 44,028,854,751.55/236,729.21
  6. Step 6: Final answer
    x = 185,988.27

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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.