Home / 118,045.67-162,898.26-64,329.53

Finding the Fourth Proportional to 118,045.67, 162,898.26 and 64,329.53

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Solution

The fourth proportional to 118,045.67, 162,898.26 and 64,329.53 is: 88,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045.67 : 162,898.26 = 64,329.53 : x
  2. Step 2: Convert to fraction form
    118,045.67/162,898.26 = 64,329.53/x
  3. Step 3: Cross multiply
    118,045.67x = 162,898.26 × 64,329.53
  4. Step 4: Simplify right side
    118,045.67x = 10,479,167,689.13
  5. Step 5: Solve for x
    x = 10,479,167,689.13/118,045.67
  6. Step 6: Final answer
    x = 88,772.15

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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.