Home / 236,539.13-326,424.29-151,656.21

Finding the Fourth Proportional to 236,539.13, 326,424.29 and 151,656.21

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Solution

The fourth proportional to 236,539.13, 326,424.29 and 151,656.21 is: 209,285.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,539.13 : 326,424.29 = 151,656.21 : x
  2. Step 2: Convert to fraction form
    236,539.13/326,424.29 = 151,656.21/x
  3. Step 3: Cross multiply
    236,539.13x = 326,424.29 × 151,656.21
  4. Step 4: Simplify right side
    236,539.13x = 49,504,269,915.06
  5. Step 5: Solve for x
    x = 49,504,269,915.06/236,539.13
  6. Step 6: Final answer
    x = 209,285.76

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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.