Home / 70,457.64-97,228.97-38,625.84

Finding the Fourth Proportional to 70,457.64, 97,228.97 and 38,625.84

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Solution

The fourth proportional to 70,457.64, 97,228.97 and 38,625.84 is: 53,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,457.64 : 97,228.97 = 38,625.84 : x
  2. Step 2: Convert to fraction form
    70,457.64/97,228.97 = 38,625.84/x
  3. Step 3: Cross multiply
    70,457.64x = 97,228.97 × 38,625.84
  4. Step 4: Simplify right side
    70,457.64x = 3,755,550,445.46
  5. Step 5: Solve for x
    x = 3,755,550,445.46/70,457.64
  6. Step 6: Final answer
    x = 53,302.25

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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.