Home / 162,696.60-243,935.55-73,904.40

Finding the Fourth Proportional to 162,696.60, 243,935.55 and 73,904.40

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Solution

The fourth proportional to 162,696.60, 243,935.55 and 73,904.40 is: 110,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,696.60 : 243,935.55 = 73,904.40 : x
  2. Step 2: Convert to fraction form
    162,696.60/243,935.55 = 73,904.40/x
  3. Step 3: Cross multiply
    162,696.60x = 243,935.55 × 73,904.40
  4. Step 4: Simplify right side
    162,696.60x = 18,027,910,461.42
  5. Step 5: Solve for x
    x = 18,027,910,461.42/162,696.60
  6. Step 6: Final answer
    x = 110,806.93

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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.