Home / 58,167.06-87,268.10-20,722.25

Finding the Fourth Proportional to 58,167.06, 87,268.10 and 20,722.25

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Solution

The fourth proportional to 58,167.06, 87,268.10 and 20,722.25 is: 31,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,167.06 : 87,268.10 = 20,722.25 : x
  2. Step 2: Convert to fraction form
    58,167.06/87,268.10 = 20,722.25/x
  3. Step 3: Cross multiply
    58,167.06x = 87,268.10 × 20,722.25
  4. Step 4: Simplify right side
    58,167.06x = 1,808,390,845.27
  5. Step 5: Solve for x
    x = 1,808,390,845.27/58,167.06
  6. Step 6: Final answer
    x = 31,089.60

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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.