Home / 198,170.70-297,275.51-56,017.05

Finding the Fourth Proportional to 198,170.70, 297,275.51 and 56,017.05

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Solution

The fourth proportional to 198,170.70, 297,275.51 and 56,017.05 is: 84,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,170.70 : 297,275.51 = 56,017.05 : x
  2. Step 2: Convert to fraction form
    198,170.70/297,275.51 = 56,017.05/x
  3. Step 3: Cross multiply
    198,170.70x = 297,275.51 × 56,017.05
  4. Step 4: Simplify right side
    198,170.70x = 16,652,497,107.45
  5. Step 5: Solve for x
    x = 16,652,497,107.45/198,170.70
  6. Step 6: Final answer
    x = 84,031.08

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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.