Home / 76,037.83-104,930.34-42,045.44

Finding the Fourth Proportional to 76,037.83, 104,930.34 and 42,045.44

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Solution

The fourth proportional to 76,037.83, 104,930.34 and 42,045.44 is: 58,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,037.83 : 104,930.34 = 42,045.44 : x
  2. Step 2: Convert to fraction form
    76,037.83/104,930.34 = 42,045.44/x
  3. Step 3: Cross multiply
    76,037.83x = 104,930.34 × 42,045.44
  4. Step 4: Simplify right side
    76,037.83x = 4,411,842,314.65
  5. Step 5: Solve for x
    x = 4,411,842,314.65/76,037.83
  6. Step 6: Final answer
    x = 58,021.68

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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.