Home / 118,044.38-162,901.26-64,329.40

Finding the Fourth Proportional to 118,044.38, 162,901.26 and 64,329.40

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Solution

The fourth proportional to 118,044.38, 162,901.26 and 64,329.40 is: 88,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,044.38 : 162,901.26 = 64,329.40 : x
  2. Step 2: Convert to fraction form
    118,044.38/162,901.26 = 64,329.40/x
  3. Step 3: Cross multiply
    118,044.38x = 162,901.26 × 64,329.40
  4. Step 4: Simplify right side
    118,044.38x = 10,479,340,315.04
  5. Step 5: Solve for x
    x = 10,479,340,315.04/118,044.38
  6. Step 6: Final answer
    x = 88,774.58

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1.5x scale

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.