Home / 42,910.08-64,349.34-14,822.94

Finding the Fourth Proportional to 42,910.08, 64,349.34 and 14,822.94

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Solution

The fourth proportional to 42,910.08, 64,349.34 and 14,822.94 is: 22,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,910.08 : 64,349.34 = 14,822.94 : x
  2. Step 2: Convert to fraction form
    42,910.08/64,349.34 = 14,822.94/x
  3. Step 3: Cross multiply
    42,910.08x = 64,349.34 × 14,822.94
  4. Step 4: Simplify right side
    42,910.08x = 953,846,405.86
  5. Step 5: Solve for x
    x = 953,846,405.86/42,910.08
  6. Step 6: Final answer
    x = 22,228.96

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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.