Home / 58,342.09-87,559.85-30,270.19

Finding the Fourth Proportional to 58,342.09, 87,559.85 and 30,270.19

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Solution

The fourth proportional to 58,342.09, 87,559.85 and 30,270.19 is: 45,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,342.09 : 87,559.85 = 30,270.19 : x
  2. Step 2: Convert to fraction form
    58,342.09/87,559.85 = 30,270.19/x
  3. Step 3: Cross multiply
    58,342.09x = 87,559.85 × 30,270.19
  4. Step 4: Simplify right side
    58,342.09x = 2,650,453,295.87
  5. Step 5: Solve for x
    x = 2,650,453,295.87/58,342.09
  6. Step 6: Final answer
    x = 45,429.52

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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.