Home / 162,437.49-243,628.29-44,118.36

Finding the Fourth Proportional to 162,437.49, 243,628.29 and 44,118.36

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Solution

The fourth proportional to 162,437.49, 243,628.29 and 44,118.36 is: 66,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,437.49 : 243,628.29 = 44,118.36 : x
  2. Step 2: Convert to fraction form
    162,437.49/243,628.29 = 44,118.36/x
  3. Step 3: Cross multiply
    162,437.49x = 243,628.29 × 44,118.36
  4. Step 4: Simplify right side
    162,437.49x = 10,748,480,604.40
  5. Step 5: Solve for x
    x = 10,748,480,604.40/162,437.49
  6. Step 6: Final answer
    x = 66,169.95

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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.