Home / 58,002.29-87,016.40-18,561.77

Finding the Fourth Proportional to 58,002.29, 87,016.40 and 18,561.77

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Solution

The fourth proportional to 58,002.29, 87,016.40 and 18,561.77 is: 27,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,002.29 : 87,016.40 = 18,561.77 : x
  2. Step 2: Convert to fraction form
    58,002.29/87,016.40 = 18,561.77/x
  3. Step 3: Cross multiply
    58,002.29x = 87,016.40 × 18,561.77
  4. Step 4: Simplify right side
    58,002.29x = 1,615,178,403.03
  5. Step 5: Solve for x
    x = 1,615,178,403.03/58,002.29
  6. Step 6: Final answer
    x = 27,846.80

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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.