Home / 61,470.06-84,650.12-53,400.02

Finding the Fourth Proportional to 61,470.06, 84,650.12 and 53,400.02

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Solution

The fourth proportional to 61,470.06, 84,650.12 and 53,400.02 is: 73,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,470.06 : 84,650.12 = 53,400.02 : x
  2. Step 2: Convert to fraction form
    61,470.06/84,650.12 = 53,400.02/x
  3. Step 3: Cross multiply
    61,470.06x = 84,650.12 × 53,400.02
  4. Step 4: Simplify right side
    61,470.06x = 4,520,318,101.00
  5. Step 5: Solve for x
    x = 4,520,318,101.00/61,470.06
  6. Step 6: Final answer
    x = 73,536.91

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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.