Home / 245,207.04-367,730.24-78,956.16

Finding the Fourth Proportional to 245,207.04, 367,730.24 and 78,956.16

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Solution

The fourth proportional to 245,207.04, 367,730.24 and 78,956.16 is: 118,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,207.04 : 367,730.24 = 78,956.16 : x
  2. Step 2: Convert to fraction form
    245,207.04/367,730.24 = 78,956.16/x
  3. Step 3: Cross multiply
    245,207.04x = 367,730.24 × 78,956.16
  4. Step 4: Simplify right side
    245,207.04x = 29,034,567,666.28
  5. Step 5: Solve for x
    x = 29,034,567,666.28/245,207.04
  6. Step 6: Final answer
    x = 118,408.38

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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.