Home / 247,030.44-371,041.66-147,385.06

Finding the Fourth Proportional to 247,030.44, 371,041.66 and 147,385.06

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Solution

The fourth proportional to 247,030.44, 371,041.66 and 147,385.06 is: 221,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,030.44 : 371,041.66 = 147,385.06 : x
  2. Step 2: Convert to fraction form
    247,030.44/371,041.66 = 147,385.06/x
  3. Step 3: Cross multiply
    247,030.44x = 371,041.66 × 147,385.06
  4. Step 4: Simplify right side
    247,030.44x = 54,685,997,321.60
  5. Step 5: Solve for x
    x = 54,685,997,321.60/247,030.44
  6. Step 6: Final answer
    x = 221,373.52

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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.