Home / 54,368.99-75,031.61-30,497.88

Finding the Fourth Proportional to 54,368.99, 75,031.61 and 30,497.88

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Solution

The fourth proportional to 54,368.99, 75,031.61 and 30,497.88 is: 42,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,368.99 : 75,031.61 = 30,497.88 : x
  2. Step 2: Convert to fraction form
    54,368.99/75,031.61 = 30,497.88/x
  3. Step 3: Cross multiply
    54,368.99x = 75,031.61 × 30,497.88
  4. Step 4: Simplify right side
    54,368.99x = 2,288,304,885.50
  5. Step 5: Solve for x
    x = 2,288,304,885.50/54,368.99
  6. Step 6: Final answer
    x = 42,088.42

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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.