Home / 236,317.12-326,104.64-134,328.40

Finding the Fourth Proportional to 236,317.12, 326,104.64 and 134,328.40

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Solution

The fourth proportional to 236,317.12, 326,104.64 and 134,328.40 is: 185,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,317.12 : 326,104.64 = 134,328.40 : x
  2. Step 2: Convert to fraction form
    236,317.12/326,104.64 = 134,328.40/x
  3. Step 3: Cross multiply
    236,317.12x = 326,104.64 × 134,328.40
  4. Step 4: Simplify right side
    236,317.12x = 43,805,114,523.78
  5. Step 5: Solve for x
    x = 43,805,114,523.78/236,317.12
  6. Step 6: Final answer
    x = 185,365.81

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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.