Home / 49,281.96-73,952.10-18,139.08

Finding the Fourth Proportional to 49,281.96, 73,952.10 and 18,139.08

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Solution

The fourth proportional to 49,281.96, 73,952.10 and 18,139.08 is: 27,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,281.96 : 73,952.10 = 18,139.08 : x
  2. Step 2: Convert to fraction form
    49,281.96/73,952.10 = 18,139.08/x
  3. Step 3: Cross multiply
    49,281.96x = 73,952.10 × 18,139.08
  4. Step 4: Simplify right side
    49,281.96x = 1,341,423,058.07
  5. Step 5: Solve for x
    x = 1,341,423,058.07/49,281.96
  6. Step 6: Final answer
    x = 27,219.35

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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.