Home / 86,984.46-130,435.56-33,701.40

Finding the Fourth Proportional to 86,984.46, 130,435.56 and 33,701.40

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Solution

The fourth proportional to 86,984.46, 130,435.56 and 33,701.40 is: 50,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,984.46 : 130,435.56 = 33,701.40 : x
  2. Step 2: Convert to fraction form
    86,984.46/130,435.56 = 33,701.40/x
  3. Step 3: Cross multiply
    86,984.46x = 130,435.56 × 33,701.40
  4. Step 4: Simplify right side
    86,984.46x = 4,395,860,981.78
  5. Step 5: Solve for x
    x = 4,395,860,981.78/86,984.46
  6. Step 6: Final answer
    x = 50,536.16

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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.