Home / 58,168.31-87,252.91-31,858.70

Finding the Fourth Proportional to 58,168.31, 87,252.91 and 31,858.70

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Solution

The fourth proportional to 58,168.31, 87,252.91 and 31,858.70 is: 47,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,168.31 : 87,252.91 = 31,858.70 : x
  2. Step 2: Convert to fraction form
    58,168.31/87,252.91 = 31,858.70/x
  3. Step 3: Cross multiply
    58,168.31x = 87,252.91 × 31,858.70
  4. Step 4: Simplify right side
    58,168.31x = 2,779,763,767.91
  5. Step 5: Solve for x
    x = 2,779,763,767.91/58,168.31
  6. Step 6: Final answer
    x = 47,788.29

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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.