Home / 40,485.85-55,841.56-35,098.66

Finding the Fourth Proportional to 40,485.85, 55,841.56 and 35,098.66

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Solution

The fourth proportional to 40,485.85, 55,841.56 and 35,098.66 is: 48,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.85 : 55,841.56 = 35,098.66 : x
  2. Step 2: Convert to fraction form
    40,485.85/55,841.56 = 35,098.66/x
  3. Step 3: Cross multiply
    40,485.85x = 55,841.56 × 35,098.66
  4. Step 4: Simplify right side
    40,485.85x = 1,959,963,910.36
  5. Step 5: Solve for x
    x = 1,959,963,910.36/40,485.85
  6. Step 6: Final answer
    x = 48,411.08

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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.