Home / 61,385.23-84,707.53-37,508.05

Finding the Fourth Proportional to 61,385.23, 84,707.53 and 37,508.05

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Solution

The fourth proportional to 61,385.23, 84,707.53 and 37,508.05 is: 51,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,385.23 : 84,707.53 = 37,508.05 : x
  2. Step 2: Convert to fraction form
    61,385.23/84,707.53 = 37,508.05/x
  3. Step 3: Cross multiply
    61,385.23x = 84,707.53 × 37,508.05
  4. Step 4: Simplify right side
    61,385.23x = 3,177,214,270.62
  5. Step 5: Solve for x
    x = 3,177,214,270.62/61,385.23
  6. Step 6: Final answer
    x = 51,758.61

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1.5x scale

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.