Home / 61,530.18-84,911.70-33,235.89

Finding the Fourth Proportional to 61,530.18, 84,911.70 and 33,235.89

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Solution

The fourth proportional to 61,530.18, 84,911.70 and 33,235.89 is: 45,865.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,530.18 : 84,911.70 = 33,235.89 : x
  2. Step 2: Convert to fraction form
    61,530.18/84,911.70 = 33,235.89/x
  3. Step 3: Cross multiply
    61,530.18x = 84,911.70 × 33,235.89
  4. Step 4: Simplify right side
    61,530.18x = 2,822,115,920.91
  5. Step 5: Solve for x
    x = 2,822,115,920.91/61,530.18
  6. Step 6: Final answer
    x = 45,865.56

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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.