Home / 125,708.60-173,453.06-70,519.76

Finding the Fourth Proportional to 125,708.60, 173,453.06 and 70,519.76

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Solution

The fourth proportional to 125,708.60, 173,453.06 and 70,519.76 is: 97,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,708.60 : 173,453.06 = 70,519.76 : x
  2. Step 2: Convert to fraction form
    125,708.60/173,453.06 = 70,519.76/x
  3. Step 3: Cross multiply
    125,708.60x = 173,453.06 × 70,519.76
  4. Step 4: Simplify right side
    125,708.60x = 12,231,868,162.47
  5. Step 5: Solve for x
    x = 12,231,868,162.47/125,708.60
  6. Step 6: Final answer
    x = 97,303.35

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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.