Home / 247,823.19-371,748.83-70,316.19

Finding the Fourth Proportional to 247,823.19, 371,748.83 and 70,316.19

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Solution

The fourth proportional to 247,823.19, 371,748.83 and 70,316.19 is: 105,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,823.19 : 371,748.83 = 70,316.19 : x
  2. Step 2: Convert to fraction form
    247,823.19/371,748.83 = 70,316.19/x
  3. Step 3: Cross multiply
    247,823.19x = 371,748.83 × 70,316.19
  4. Step 4: Simplify right side
    247,823.19x = 26,139,961,010.98
  5. Step 5: Solve for x
    x = 26,139,961,010.98/247,823.19
  6. Step 6: Final answer
    x = 105,478.27

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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.