Home / 58,531.58-87,788.45-19,088.63

Finding the Fourth Proportional to 58,531.58, 87,788.45 and 19,088.63

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Solution

The fourth proportional to 58,531.58, 87,788.45 and 19,088.63 is: 28,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,531.58 : 87,788.45 = 19,088.63 : x
  2. Step 2: Convert to fraction form
    58,531.58/87,788.45 = 19,088.63/x
  3. Step 3: Cross multiply
    58,531.58x = 87,788.45 × 19,088.63
  4. Step 4: Simplify right side
    58,531.58x = 1,675,760,849.10
  5. Step 5: Solve for x
    x = 1,675,760,849.10/58,531.58
  6. Step 6: Final answer
    x = 28,630.03

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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.