Home / 40,999.76-61,498.52-11,416.40

Finding the Fourth Proportional to 40,999.76, 61,498.52 and 11,416.40

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Solution

The fourth proportional to 40,999.76, 61,498.52 and 11,416.40 is: 17,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,999.76 : 61,498.52 = 11,416.40 : x
  2. Step 2: Convert to fraction form
    40,999.76/61,498.52 = 11,416.40/x
  3. Step 3: Cross multiply
    40,999.76x = 61,498.52 × 11,416.40
  4. Step 4: Simplify right side
    40,999.76x = 702,091,703.73
  5. Step 5: Solve for x
    x = 702,091,703.73/40,999.76
  6. Step 6: Final answer
    x = 17,124.29

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1.5x scale

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.