Home / 87,272.04-130,955.04-34,681.98

Finding the Fourth Proportional to 87,272.04, 130,955.04 and 34,681.98

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Solution

The fourth proportional to 87,272.04, 130,955.04 and 34,681.98 is: 52,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,272.04 : 130,955.04 = 34,681.98 : x
  2. Step 2: Convert to fraction form
    87,272.04/130,955.04 = 34,681.98/x
  3. Step 3: Cross multiply
    87,272.04x = 130,955.04 × 34,681.98
  4. Step 4: Simplify right side
    87,272.04x = 4,541,780,078.18
  5. Step 5: Solve for x
    x = 4,541,780,078.18/87,272.04
  6. Step 6: Final answer
    x = 52,041.64

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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.