Home / 125,767.49-173,571.86-72,059.63

Finding the Fourth Proportional to 125,767.49, 173,571.86 and 72,059.63

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Solution

The fourth proportional to 125,767.49, 173,571.86 and 72,059.63 is: 99,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,767.49 : 173,571.86 = 72,059.63 : x
  2. Step 2: Convert to fraction form
    125,767.49/173,571.86 = 72,059.63/x
  3. Step 3: Cross multiply
    125,767.49x = 173,571.86 × 72,059.63
  4. Step 4: Simplify right side
    125,767.49x = 12,507,523,322.30
  5. Step 5: Solve for x
    x = 12,507,523,322.30/125,767.49
  6. Step 6: Final answer
    x = 99,449.58

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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.