Home / 58,558.79-87,854.52-19,118.27

Finding the Fourth Proportional to 58,558.79, 87,854.52 and 19,118.27

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Solution

The fourth proportional to 58,558.79, 87,854.52 and 19,118.27 is: 28,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.79 : 87,854.52 = 19,118.27 : x
  2. Step 2: Convert to fraction form
    58,558.79/87,854.52 = 19,118.27/x
  3. Step 3: Cross multiply
    58,558.79x = 87,854.52 × 19,118.27
  4. Step 4: Simplify right side
    58,558.79x = 1,679,626,434.08
  5. Step 5: Solve for x
    x = 1,679,626,434.08/58,558.79
  6. Step 6: Final answer
    x = 28,682.74

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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.