Home / 177,717.32-245,243.14-97,144.12

Finding the Fourth Proportional to 177,717.32, 245,243.14 and 97,144.12

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Solution

The fourth proportional to 177,717.32, 245,243.14 and 97,144.12 is: 134,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,717.32 : 245,243.14 = 97,144.12 : x
  2. Step 2: Convert to fraction form
    177,717.32/245,243.14 = 97,144.12/x
  3. Step 3: Cross multiply
    177,717.32x = 245,243.14 × 97,144.12
  4. Step 4: Simplify right side
    177,717.32x = 23,823,929,021.34
  5. Step 5: Solve for x
    x = 23,823,929,021.34/177,717.32
  6. Step 6: Final answer
    x = 134,055.19

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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.