Home / 134,484.50-201,851.40-67,971.44

Finding the Fourth Proportional to 134,484.50, 201,851.40 and 67,971.44

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Solution

The fourth proportional to 134,484.50, 201,851.40 and 67,971.44 is: 102,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,484.50 : 201,851.40 = 67,971.44 : x
  2. Step 2: Convert to fraction form
    134,484.50/201,851.40 = 67,971.44/x
  3. Step 3: Cross multiply
    134,484.50x = 201,851.40 × 67,971.44
  4. Step 4: Simplify right side
    134,484.50x = 13,720,130,324.02
  5. Step 5: Solve for x
    x = 13,720,130,324.02/134,484.50
  6. Step 6: Final answer
    x = 102,020.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.