Home / 58,391.46-87,686.22-38,161.68

Finding the Fourth Proportional to 58,391.46, 87,686.22 and 38,161.68

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Solution

The fourth proportional to 58,391.46, 87,686.22 and 38,161.68 is: 57,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,391.46 : 87,686.22 = 38,161.68 : x
  2. Step 2: Convert to fraction form
    58,391.46/87,686.22 = 38,161.68/x
  3. Step 3: Cross multiply
    58,391.46x = 87,686.22 × 38,161.68
  4. Step 4: Simplify right side
    58,391.46x = 3,346,253,468.05
  5. Step 5: Solve for x
    x = 3,346,253,468.05/58,391.46
  6. Step 6: Final answer
    x = 57,307.24

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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.