Home / 58,348.20-87,533.10-18,906.60

Finding the Fourth Proportional to 58,348.20, 87,533.10 and 18,906.60

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Solution

The fourth proportional to 58,348.20, 87,533.10 and 18,906.60 is: 28,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,348.20 : 87,533.10 = 18,906.60 : x
  2. Step 2: Convert to fraction form
    58,348.20/87,533.10 = 18,906.60/x
  3. Step 3: Cross multiply
    58,348.20x = 87,533.10 × 18,906.60
  4. Step 4: Simplify right side
    58,348.20x = 1,654,953,308.46
  5. Step 5: Solve for x
    x = 1,654,953,308.46/58,348.20
  6. Step 6: Final answer
    x = 28,363.40

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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.