Home / 185,566.55-278,347.39-45,326.39

Finding the Fourth Proportional to 185,566.55, 278,347.39 and 45,326.39

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Solution

The fourth proportional to 185,566.55, 278,347.39 and 45,326.39 is: 67,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,566.55 : 278,347.39 = 45,326.39 : x
  2. Step 2: Convert to fraction form
    185,566.55/278,347.39 = 45,326.39/x
  3. Step 3: Cross multiply
    185,566.55x = 278,347.39 × 45,326.39
  4. Step 4: Simplify right side
    185,566.55x = 12,616,480,849.57
  5. Step 5: Solve for x
    x = 12,616,480,849.57/185,566.55
  6. Step 6: Final answer
    x = 67,988.98

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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.