Home / 51,449.63-71,130.40-37,999.58

Finding the Fourth Proportional to 51,449.63, 71,130.40 and 37,999.58

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Solution

The fourth proportional to 51,449.63, 71,130.40 and 37,999.58 is: 52,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.63 : 71,130.40 = 37,999.58 : x
  2. Step 2: Convert to fraction form
    51,449.63/71,130.40 = 37,999.58/x
  3. Step 3: Cross multiply
    51,449.63x = 71,130.40 × 37,999.58
  4. Step 4: Simplify right side
    51,449.63x = 2,702,924,957.41
  5. Step 5: Solve for x
    x = 2,702,924,957.41/51,449.63
  6. Step 6: Final answer
    x = 52,535.36

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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.