Home / 125,441.75-173,109.54-70,992.93

Finding the Fourth Proportional to 125,441.75, 173,109.54 and 70,992.93

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Solution

The fourth proportional to 125,441.75, 173,109.54 and 70,992.93 is: 97,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,441.75 : 173,109.54 = 70,992.93 : x
  2. Step 2: Convert to fraction form
    125,441.75/173,109.54 = 70,992.93/x
  3. Step 3: Cross multiply
    125,441.75x = 173,109.54 × 70,992.93
  4. Step 4: Simplify right side
    125,441.75x = 12,289,553,455.55
  5. Step 5: Solve for x
    x = 12,289,553,455.55/125,441.75
  6. Step 6: Final answer
    x = 97,970.20

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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.