Home / 103,635.55-155,453.33-37,071.64

Finding the Fourth Proportional to 103,635.55, 155,453.33 and 37,071.64

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Solution

The fourth proportional to 103,635.55, 155,453.33 and 37,071.64 is: 55,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635.55 : 155,453.33 = 37,071.64 : x
  2. Step 2: Convert to fraction form
    103,635.55/155,453.33 = 37,071.64/x
  3. Step 3: Cross multiply
    103,635.55x = 155,453.33 × 37,071.64
  4. Step 4: Simplify right side
    103,635.55x = 5,762,909,886.56
  5. Step 5: Solve for x
    x = 5,762,909,886.56/103,635.55
  6. Step 6: Final answer
    x = 55,607.46

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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.