Home / 247,407.32-371,125.98-69,927.62

Finding the Fourth Proportional to 247,407.32, 371,125.98 and 69,927.62

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Solution

The fourth proportional to 247,407.32, 371,125.98 and 69,927.62 is: 104,895.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,407.32 : 371,125.98 = 69,927.62 : x
  2. Step 2: Convert to fraction form
    247,407.32/371,125.98 = 69,927.62/x
  3. Step 3: Cross multiply
    247,407.32x = 371,125.98 × 69,927.62
  4. Step 4: Simplify right side
    247,407.32x = 25,951,956,501.57
  5. Step 5: Solve for x
    x = 25,951,956,501.57/247,407.32
  6. Step 6: Final answer
    x = 104,895.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.