Home / 40,830.49-61,240.15-11,244.07

Finding the Fourth Proportional to 40,830.49, 61,240.15 and 11,244.07

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Solution

The fourth proportional to 40,830.49, 61,240.15 and 11,244.07 is: 16,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.49 : 61,240.15 = 11,244.07 : x
  2. Step 2: Convert to fraction form
    40,830.49/61,240.15 = 11,244.07/x
  3. Step 3: Cross multiply
    40,830.49x = 61,240.15 × 11,244.07
  4. Step 4: Simplify right side
    40,830.49x = 688,588,533.41
  5. Step 5: Solve for x
    x = 688,588,533.41/40,830.49
  6. Step 6: Final answer
    x = 16,864.57

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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.