Home / 36,700.90-55,051.35-36,117.70

Finding the Fourth Proportional to 36,700.90, 55,051.35 and 36,117.70

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Solution

The fourth proportional to 36,700.90, 55,051.35 and 36,117.70 is: 54,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.90 : 55,051.35 = 36,117.70 : x
  2. Step 2: Convert to fraction form
    36,700.90/55,051.35 = 36,117.70/x
  3. Step 3: Cross multiply
    36,700.90x = 55,051.35 × 36,117.70
  4. Step 4: Simplify right side
    36,700.90x = 1,988,328,143.90
  5. Step 5: Solve for x
    x = 1,988,328,143.90/36,700.90
  6. Step 6: Final answer
    x = 54,176.55

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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.