Home / 59,700.04-82,441.38-38,515.72

Finding the Fourth Proportional to 59,700.04, 82,441.38 and 38,515.72

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Solution

The fourth proportional to 59,700.04, 82,441.38 and 38,515.72 is: 53,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,700.04 : 82,441.38 = 38,515.72 : x
  2. Step 2: Convert to fraction form
    59,700.04/82,441.38 = 38,515.72/x
  3. Step 3: Cross multiply
    59,700.04x = 82,441.38 × 38,515.72
  4. Step 4: Simplify right side
    59,700.04x = 3,175,289,108.49
  5. Step 5: Solve for x
    x = 3,175,289,108.49/59,700.04
  6. Step 6: Final answer
    x = 53,187.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.