Home / 71,801.31-99,099.10-41,586.63

Finding the Fourth Proportional to 71,801.31, 99,099.10 and 41,586.63

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Solution

The fourth proportional to 71,801.31, 99,099.10 and 41,586.63 is: 57,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,801.31 : 99,099.10 = 41,586.63 : x
  2. Step 2: Convert to fraction form
    71,801.31/99,099.10 = 41,586.63/x
  3. Step 3: Cross multiply
    71,801.31x = 99,099.10 × 41,586.63
  4. Step 4: Simplify right side
    71,801.31x = 4,121,196,901.60
  5. Step 5: Solve for x
    x = 4,121,196,901.60/71,801.31
  6. Step 6: Final answer
    x = 57,397.24

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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.