Home / 40,999.18-61,498.80-11,417.08

Finding the Fourth Proportional to 40,999.18, 61,498.80 and 11,417.08

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Solution

The fourth proportional to 40,999.18, 61,498.80 and 11,417.08 is: 17,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,999.18 : 61,498.80 = 11,417.08 : x
  2. Step 2: Convert to fraction form
    40,999.18/61,498.80 = 11,417.08/x
  3. Step 3: Cross multiply
    40,999.18x = 61,498.80 × 11,417.08
  4. Step 4: Simplify right side
    40,999.18x = 702,136,719.50
  5. Step 5: Solve for x
    x = 702,136,719.50/40,999.18
  6. Step 6: Final answer
    x = 17,125.63

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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.