Home / 34,167.10-51,250.65-20,976.70

Finding the Fourth Proportional to 34,167.10, 51,250.65 and 20,976.70

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Solution

The fourth proportional to 34,167.10, 51,250.65 and 20,976.70 is: 31,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,167.10 : 51,250.65 = 20,976.70 : x
  2. Step 2: Convert to fraction form
    34,167.10/51,250.65 = 20,976.70/x
  3. Step 3: Cross multiply
    34,167.10x = 51,250.65 × 20,976.70
  4. Step 4: Simplify right side
    34,167.10x = 1,075,069,509.86
  5. Step 5: Solve for x
    x = 1,075,069,509.86/34,167.10
  6. Step 6: Final answer
    x = 31,465.05

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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.