Home / 53,941.61-74,440.40-30,065.72

Finding the Fourth Proportional to 53,941.61, 74,440.40 and 30,065.72

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Solution

The fourth proportional to 53,941.61, 74,440.40 and 30,065.72 is: 41,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,941.61 : 74,440.40 = 30,065.72 : x
  2. Step 2: Convert to fraction form
    53,941.61/74,440.40 = 30,065.72/x
  3. Step 3: Cross multiply
    53,941.61x = 74,440.40 × 30,065.72
  4. Step 4: Simplify right side
    53,941.61x = 2,238,103,869.68
  5. Step 5: Solve for x
    x = 2,238,103,869.68/53,941.61
  6. Step 6: Final answer
    x = 41,491.23

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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.