Home / 106,327.23-159,485.55-39,762.47

Finding the Fourth Proportional to 106,327.23, 159,485.55 and 39,762.47

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Solution

The fourth proportional to 106,327.23, 159,485.55 and 39,762.47 is: 59,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,327.23 : 159,485.55 = 39,762.47 : x
  2. Step 2: Convert to fraction form
    106,327.23/159,485.55 = 39,762.47/x
  3. Step 3: Cross multiply
    106,327.23x = 159,485.55 × 39,762.47
  4. Step 4: Simplify right side
    106,327.23x = 6,341,538,401.07
  5. Step 5: Solve for x
    x = 6,341,538,401.07/106,327.23
  6. Step 6: Final answer
    x = 59,641.72

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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.