Home / 185,885.13-278,827.14-52,765.50

Finding the Fourth Proportional to 185,885.13, 278,827.14 and 52,765.50

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Solution

The fourth proportional to 185,885.13, 278,827.14 and 52,765.50 is: 79,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,885.13 : 278,827.14 = 52,765.50 : x
  2. Step 2: Convert to fraction form
    185,885.13/278,827.14 = 52,765.50/x
  3. Step 3: Cross multiply
    185,885.13x = 278,827.14 × 52,765.50
  4. Step 4: Simplify right side
    185,885.13x = 14,712,453,455.67
  5. Step 5: Solve for x
    x = 14,712,453,455.67/185,885.13
  6. Step 6: Final answer
    x = 79,148.09

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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.