Home / 172,486.32-238,001.51-158,534.24

Finding the Fourth Proportional to 172,486.32, 238,001.51 and 158,534.24

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Solution

The fourth proportional to 172,486.32, 238,001.51 and 158,534.24 is: 218,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,486.32 : 238,001.51 = 158,534.24 : x
  2. Step 2: Convert to fraction form
    172,486.32/238,001.51 = 158,534.24/x
  3. Step 3: Cross multiply
    172,486.32x = 238,001.51 × 158,534.24
  4. Step 4: Simplify right side
    172,486.32x = 37,731,388,506.70
  5. Step 5: Solve for x
    x = 37,731,388,506.70/172,486.32
  6. Step 6: Final answer
    x = 218,750.03

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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.