Home / 53,898.36-74,379.60-30,024.80

Finding the Fourth Proportional to 53,898.36, 74,379.60 and 30,024.80

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Solution

The fourth proportional to 53,898.36, 74,379.60 and 30,024.80 is: 41,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,898.36 : 74,379.60 = 30,024.80 : x
  2. Step 2: Convert to fraction form
    53,898.36/74,379.60 = 30,024.80/x
  3. Step 3: Cross multiply
    53,898.36x = 74,379.60 × 30,024.80
  4. Step 4: Simplify right side
    53,898.36x = 2,233,232,614.08
  5. Step 5: Solve for x
    x = 2,233,232,614.08/53,898.36
  6. Step 6: Final answer
    x = 41,434.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.