Home / 58,910.40-88,365.60-39,124.80

Finding the Fourth Proportional to 58,910.40, 88,365.60 and 39,124.80

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Solution

The fourth proportional to 58,910.40, 88,365.60 and 39,124.80 is: 58,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,910.40 : 88,365.60 = 39,124.80 : x
  2. Step 2: Convert to fraction form
    58,910.40/88,365.60 = 39,124.80/x
  3. Step 3: Cross multiply
    58,910.40x = 88,365.60 × 39,124.80
  4. Step 4: Simplify right side
    58,910.40x = 3,457,286,426.88
  5. Step 5: Solve for x
    x = 3,457,286,426.88/58,910.40
  6. Step 6: Final answer
    x = 58,687.20

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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.