Home / 108,624.12-149,900.94-63,328.92

Finding the Fourth Proportional to 108,624.12, 149,900.94 and 63,328.92

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Solution

The fourth proportional to 108,624.12, 149,900.94 and 63,328.92 is: 87,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,624.12 : 149,900.94 = 63,328.92 : x
  2. Step 2: Convert to fraction form
    108,624.12/149,900.94 = 63,328.92/x
  3. Step 3: Cross multiply
    108,624.12x = 149,900.94 × 63,328.92
  4. Step 4: Simplify right side
    108,624.12x = 9,493,064,637.18
  5. Step 5: Solve for x
    x = 9,493,064,637.18/108,624.12
  6. Step 6: Final answer
    x = 87,393.71

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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.