Home / 185,426.70-278,140.05-92,114.70

Finding the Fourth Proportional to 185,426.70, 278,140.05 and 92,114.70

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Solution

The fourth proportional to 185,426.70, 278,140.05 and 92,114.70 is: 138,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,426.70 : 278,140.05 = 92,114.70 : x
  2. Step 2: Convert to fraction form
    185,426.70/278,140.05 = 92,114.70/x
  3. Step 3: Cross multiply
    185,426.70x = 278,140.05 × 92,114.70
  4. Step 4: Simplify right side
    185,426.70x = 25,620,787,263.74
  5. Step 5: Solve for x
    x = 25,620,787,263.74/185,426.70
  6. Step 6: Final answer
    x = 138,172.05

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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.