Home / 53,937.10-74,433.57-30,065.34

Finding the Fourth Proportional to 53,937.10, 74,433.57 and 30,065.34

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Solution

The fourth proportional to 53,937.10, 74,433.57 and 30,065.34 is: 41,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937.10 : 74,433.57 = 30,065.34 : x
  2. Step 2: Convert to fraction form
    53,937.10/74,433.57 = 30,065.34/x
  3. Step 3: Cross multiply
    53,937.10x = 74,433.57 × 30,065.34
  4. Step 4: Simplify right side
    53,937.10x = 2,237,870,589.46
  5. Step 5: Solve for x
    x = 2,237,870,589.46/53,937.10
  6. Step 6: Final answer
    x = 41,490.38

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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.