Home / 118,059.04-162,916.68-64,342.96

Finding the Fourth Proportional to 118,059.04, 162,916.68 and 64,342.96

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Solution

The fourth proportional to 118,059.04, 162,916.68 and 64,342.96 is: 88,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,059.04 : 162,916.68 = 64,342.96 : x
  2. Step 2: Convert to fraction form
    118,059.04/162,916.68 = 64,342.96/x
  3. Step 3: Cross multiply
    118,059.04x = 162,916.68 × 64,342.96
  4. Step 4: Simplify right side
    118,059.04x = 10,482,541,424.57
  5. Step 5: Solve for x
    x = 10,482,541,424.57/118,059.04
  6. Step 6: Final answer
    x = 88,790.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.