Home / 185,666.54-278,510.64-52,535.66

Finding the Fourth Proportional to 185,666.54, 278,510.64 and 52,535.66

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Solution

The fourth proportional to 185,666.54, 278,510.64 and 52,535.66 is: 78,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,666.54 : 278,510.64 = 52,535.66 : x
  2. Step 2: Convert to fraction form
    185,666.54/278,510.64 = 52,535.66/x
  3. Step 3: Cross multiply
    185,666.54x = 278,510.64 × 52,535.66
  4. Step 4: Simplify right side
    185,666.54x = 14,631,740,289.42
  5. Step 5: Solve for x
    x = 14,631,740,289.42/185,666.54
  6. Step 6: Final answer
    x = 78,806.55

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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.