Home / 70,457.04-97,229.78-38,625.94

Finding the Fourth Proportional to 70,457.04, 97,229.78 and 38,625.94

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Solution

The fourth proportional to 70,457.04, 97,229.78 and 38,625.94 is: 53,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,457.04 : 97,229.78 = 38,625.94 : x
  2. Step 2: Convert to fraction form
    70,457.04/97,229.78 = 38,625.94/x
  3. Step 3: Cross multiply
    70,457.04x = 97,229.78 × 38,625.94
  4. Step 4: Simplify right side
    70,457.04x = 3,755,591,648.49
  5. Step 5: Solve for x
    x = 3,755,591,648.49/70,457.04
  6. Step 6: Final answer
    x = 53,303.28

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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.