Home / 125,705.60-173,448.92-70,516.76

Finding the Fourth Proportional to 125,705.60, 173,448.92 and 70,516.76

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Solution

The fourth proportional to 125,705.60, 173,448.92 and 70,516.76 is: 97,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,705.60 : 173,448.92 = 70,516.76 : x
  2. Step 2: Convert to fraction form
    125,705.60/173,448.92 = 70,516.76/x
  3. Step 3: Cross multiply
    125,705.60x = 173,448.92 × 70,516.76
  4. Step 4: Simplify right side
    125,705.60x = 12,231,055,950.27
  5. Step 5: Solve for x
    x = 12,231,055,950.27/125,705.60
  6. Step 6: Final answer
    x = 97,299.21

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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.