Home / 58,730.24-81,115.02-38,676.76

Finding the Fourth Proportional to 58,730.24, 81,115.02 and 38,676.76

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Solution

The fourth proportional to 58,730.24, 81,115.02 and 38,676.76 is: 53,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,730.24 : 81,115.02 = 38,676.76 : x
  2. Step 2: Convert to fraction form
    58,730.24/81,115.02 = 38,676.76/x
  3. Step 3: Cross multiply
    58,730.24x = 81,115.02 × 38,676.76
  4. Step 4: Simplify right side
    58,730.24x = 3,137,265,958.15
  5. Step 5: Solve for x
    x = 3,137,265,958.15/58,730.24
  6. Step 6: Final answer
    x = 53,418.24

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Double scale
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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.