Home / 53,931.92-74,426.44-30,060.14

Finding the Fourth Proportional to 53,931.92, 74,426.44 and 30,060.14

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Solution

The fourth proportional to 53,931.92, 74,426.44 and 30,060.14 is: 41,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.92 : 74,426.44 = 30,060.14 : x
  2. Step 2: Convert to fraction form
    53,931.92/74,426.44 = 30,060.14/x
  3. Step 3: Cross multiply
    53,931.92x = 74,426.44 × 30,060.14
  4. Step 4: Simplify right side
    53,931.92x = 2,237,269,206.10
  5. Step 5: Solve for x
    x = 2,237,269,206.10/53,931.92
  6. Step 6: Final answer
    x = 41,483.21

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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.