Home / 53,916.84-74,405.40-30,044.40

Finding the Fourth Proportional to 53,916.84, 74,405.40 and 30,044.40

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Solution

The fourth proportional to 53,916.84, 74,405.40 and 30,044.40 is: 41,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916.84 : 74,405.40 = 30,044.40 : x
  2. Step 2: Convert to fraction form
    53,916.84/74,405.40 = 30,044.40/x
  3. Step 3: Cross multiply
    53,916.84x = 74,405.40 × 30,044.40
  4. Step 4: Simplify right side
    53,916.84x = 2,235,465,599.76
  5. Step 5: Solve for x
    x = 2,235,465,599.76/53,916.84
  6. Step 6: Final answer
    x = 41,461.36

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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.