Home / 63,750.09-95,625-30,368.91

Finding the Fourth Proportional to 63,750.09, 95,625 and 30,368.91

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Solution

The fourth proportional to 63,750.09, 95,625 and 30,368.91 is: 45,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,750.09 : 95,625 = 30,368.91 : x
  2. Step 2: Convert to fraction form
    63,750.09/95,625 = 30,368.91/x
  3. Step 3: Cross multiply
    63,750.09x = 95,625 × 30,368.91
  4. Step 4: Simplify right side
    63,750.09x = 2,904,027,018.75
  5. Step 5: Solve for x
    x = 2,904,027,018.75/63,750.09
  6. Step 6: Final answer
    x = 45,553.30

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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.