Home / 58,206.39-87,290.95-18,754.27

Finding the Fourth Proportional to 58,206.39, 87,290.95 and 18,754.27

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Solution

The fourth proportional to 58,206.39, 87,290.95 and 18,754.27 is: 28,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,206.39 : 87,290.95 = 18,754.27 : x
  2. Step 2: Convert to fraction form
    58,206.39/87,290.95 = 18,754.27/x
  3. Step 3: Cross multiply
    58,206.39x = 87,290.95 × 18,754.27
  4. Step 4: Simplify right side
    58,206.39x = 1,637,078,044.86
  5. Step 5: Solve for x
    x = 1,637,078,044.86/58,206.39
  6. Step 6: Final answer
    x = 28,125.40

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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.