Home / 61,124.10-84,351.12-34,266.60

Finding the Fourth Proportional to 61,124.10, 84,351.12 and 34,266.60

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Solution

The fourth proportional to 61,124.10, 84,351.12 and 34,266.60 is: 47,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,124.10 : 84,351.12 = 34,266.60 : x
  2. Step 2: Convert to fraction form
    61,124.10/84,351.12 = 34,266.60/x
  3. Step 3: Cross multiply
    61,124.10x = 84,351.12 × 34,266.60
  4. Step 4: Simplify right side
    61,124.10x = 2,890,426,088.59
  5. Step 5: Solve for x
    x = 2,890,426,088.59/61,124.10
  6. Step 6: Final answer
    x = 47,287.83

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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.