Home / 118,054.24-162,908.76-67,750

Finding the Fourth Proportional to 118,054.24, 162,908.76 and 67,750

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Solution

The fourth proportional to 118,054.24, 162,908.76 and 67,750 is: 93,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,054.24 : 162,908.76 = 67,750 : x
  2. Step 2: Convert to fraction form
    118,054.24/162,908.76 = 67,750/x
  3. Step 3: Cross multiply
    118,054.24x = 162,908.76 × 67,750
  4. Step 4: Simplify right side
    118,054.24x = 11,037,068,490
  5. Step 5: Solve for x
    x = 11,037,068,490/118,054.24
  6. Step 6: Final answer
    x = 93,491.50

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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.