Home / 98,193.21-147,319.29-35,005.11

Finding the Fourth Proportional to 98,193.21, 147,319.29 and 35,005.11

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Solution

The fourth proportional to 98,193.21, 147,319.29 and 35,005.11 is: 52,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,193.21 : 147,319.29 = 35,005.11 : x
  2. Step 2: Convert to fraction form
    98,193.21/147,319.29 = 35,005.11/x
  3. Step 3: Cross multiply
    98,193.21x = 147,319.29 × 35,005.11
  4. Step 4: Simplify right side
    98,193.21x = 5,156,927,951.57
  5. Step 5: Solve for x
    x = 5,156,927,951.57/98,193.21
  6. Step 6: Final answer
    x = 52,518.17

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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.