Home / 185,545.45-278,329.41-52,435.67

Finding the Fourth Proportional to 185,545.45, 278,329.41 and 52,435.67

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Solution

The fourth proportional to 185,545.45, 278,329.41 and 52,435.67 is: 78,656.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,545.45 : 278,329.41 = 52,435.67 : x
  2. Step 2: Convert to fraction form
    185,545.45/278,329.41 = 52,435.67/x
  3. Step 3: Cross multiply
    185,545.45x = 278,329.41 × 52,435.67
  4. Step 4: Simplify right side
    185,545.45x = 14,594,387,440.23
  5. Step 5: Solve for x
    x = 14,594,387,440.23/185,545.45
  6. Step 6: Final answer
    x = 78,656.67

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1.5x scale

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.