Home / 125,389.55-173,037.59-71,675.73

Finding the Fourth Proportional to 125,389.55, 173,037.59 and 71,675.73

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Solution

The fourth proportional to 125,389.55, 173,037.59 and 71,675.73 is: 98,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,389.55 : 173,037.59 = 71,675.73 : x
  2. Step 2: Convert to fraction form
    125,389.55/173,037.59 = 71,675.73/x
  3. Step 3: Cross multiply
    125,389.55x = 173,037.59 × 71,675.73
  4. Step 4: Simplify right side
    125,389.55x = 12,402,595,222.31
  5. Step 5: Solve for x
    x = 12,402,595,222.31/125,389.55
  6. Step 6: Final answer
    x = 98,912.51

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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.