Home / 58,442.08-87,674.64-18,996.64

Finding the Fourth Proportional to 58,442.08, 87,674.64 and 18,996.64

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Solution

The fourth proportional to 58,442.08, 87,674.64 and 18,996.64 is: 28,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,442.08 : 87,674.64 = 18,996.64 : x
  2. Step 2: Convert to fraction form
    58,442.08/87,674.64 = 18,996.64/x
  3. Step 3: Cross multiply
    58,442.08x = 87,674.64 × 18,996.64
  4. Step 4: Simplify right side
    58,442.08x = 1,665,523,573.21
  5. Step 5: Solve for x
    x = 1,665,523,573.21/58,442.08
  6. Step 6: Final answer
    x = 28,498.70

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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.