Home / 37,081.13-55,642.95-36,780.21

Finding the Fourth Proportional to 37,081.13, 55,642.95 and 36,780.21

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Solution

The fourth proportional to 37,081.13, 55,642.95 and 36,780.21 is: 55,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.13 : 55,642.95 = 36,780.21 : x
  2. Step 2: Convert to fraction form
    37,081.13/55,642.95 = 36,780.21/x
  3. Step 3: Cross multiply
    37,081.13x = 55,642.95 × 36,780.21
  4. Step 4: Simplify right side
    37,081.13x = 2,046,559,386.02
  5. Step 5: Solve for x
    x = 2,046,559,386.02/37,081.13
  6. Step 6: Final answer
    x = 55,191.40

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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.