Home / 96,400.80-144,445.68-49,511.52

Finding the Fourth Proportional to 96,400.80, 144,445.68 and 49,511.52

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Solution

The fourth proportional to 96,400.80, 144,445.68 and 49,511.52 is: 74,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,400.80 : 144,445.68 = 49,511.52 : x
  2. Step 2: Convert to fraction form
    96,400.80/144,445.68 = 49,511.52/x
  3. Step 3: Cross multiply
    96,400.80x = 144,445.68 × 49,511.52
  4. Step 4: Simplify right side
    96,400.80x = 7,151,725,174.23
  5. Step 5: Solve for x
    x = 7,151,725,174.23/96,400.80
  6. Step 6: Final answer
    x = 74,187.40

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1.5x scale

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.