Home / 71,002.35-97,988.00-40,797.45

Finding the Fourth Proportional to 71,002.35, 97,988.00 and 40,797.45

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Solution

The fourth proportional to 71,002.35, 97,988.00 and 40,797.45 is: 56,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,002.35 : 97,988.00 = 40,797.45 : x
  2. Step 2: Convert to fraction form
    71,002.35/97,988.00 = 40,797.45/x
  3. Step 3: Cross multiply
    71,002.35x = 97,988.00 × 40,797.45
  4. Step 4: Simplify right side
    71,002.35x = 3,997,660,326.61
  5. Step 5: Solve for x
    x = 3,997,660,326.61/71,002.35
  6. Step 6: Final answer
    x = 56,303.21

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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.