Home / 58,338.07-87,485.10-18,884.59

Finding the Fourth Proportional to 58,338.07, 87,485.10 and 18,884.59

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Solution

The fourth proportional to 58,338.07, 87,485.10 and 18,884.59 is: 28,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,338.07 : 87,485.10 = 18,884.59 : x
  2. Step 2: Convert to fraction form
    58,338.07/87,485.10 = 18,884.59/x
  3. Step 3: Cross multiply
    58,338.07x = 87,485.10 × 18,884.59
  4. Step 4: Simplify right side
    58,338.07x = 1,652,120,244.61
  5. Step 5: Solve for x
    x = 1,652,120,244.61/58,338.07
  6. Step 6: Final answer
    x = 28,319.76

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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.