Home / 98,130.11-147,096.74-45,576.50

Finding the Fourth Proportional to 98,130.11, 147,096.74 and 45,576.50

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Solution

The fourth proportional to 98,130.11, 147,096.74 and 45,576.50 is: 68,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,130.11 : 147,096.74 = 45,576.50 : x
  2. Step 2: Convert to fraction form
    98,130.11/147,096.74 = 45,576.50/x
  3. Step 3: Cross multiply
    98,130.11x = 147,096.74 × 45,576.50
  4. Step 4: Simplify right side
    98,130.11x = 6,704,153,607.24
  5. Step 5: Solve for x
    x = 6,704,153,607.24/98,130.11
  6. Step 6: Final answer
    x = 68,319.03

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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.