Home / 40,929.84-61,409.28-23,414.40

Finding the Fourth Proportional to 40,929.84, 61,409.28 and 23,414.40

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Solution

The fourth proportional to 40,929.84, 61,409.28 and 23,414.40 is: 35,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.84 : 61,409.28 = 23,414.40 : x
  2. Step 2: Convert to fraction form
    40,929.84/61,409.28 = 23,414.40/x
  3. Step 3: Cross multiply
    40,929.84x = 61,409.28 × 23,414.40
  4. Step 4: Simplify right side
    40,929.84x = 1,437,861,445.63
  5. Step 5: Solve for x
    x = 1,437,861,445.63/40,929.84
  6. Step 6: Final answer
    x = 35,129.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.