Home / 236,390.16-326,218.42-151,507.22

Finding the Fourth Proportional to 236,390.16, 326,218.42 and 151,507.22

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Solution

The fourth proportional to 236,390.16, 326,218.42 and 151,507.22 is: 209,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,390.16 : 326,218.42 = 151,507.22 : x
  2. Step 2: Convert to fraction form
    236,390.16/326,218.42 = 151,507.22/x
  3. Step 3: Cross multiply
    236,390.16x = 326,218.42 × 151,507.22
  4. Step 4: Simplify right side
    236,390.16x = 49,424,444,856.38
  5. Step 5: Solve for x
    x = 49,424,444,856.38/236,390.16
  6. Step 6: Final answer
    x = 209,079.96

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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.