Home / 242,869.92-364,428.84-163,818.36

Finding the Fourth Proportional to 242,869.92, 364,428.84 and 163,818.36

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Solution

The fourth proportional to 242,869.92, 364,428.84 and 163,818.36 is: 245,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,869.92 : 364,428.84 = 163,818.36 : x
  2. Step 2: Convert to fraction form
    242,869.92/364,428.84 = 163,818.36/x
  3. Step 3: Cross multiply
    242,869.92x = 364,428.84 × 163,818.36
  4. Step 4: Simplify right side
    242,869.92x = 59,700,134,905.50
  5. Step 5: Solve for x
    x = 59,700,134,905.50/242,869.92
  6. Step 6: Final answer
    x = 245,811.15

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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.