Home / 70,408.48-97,106.16-50,229.76

Finding the Fourth Proportional to 70,408.48, 97,106.16 and 50,229.76

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Solution

The fourth proportional to 70,408.48, 97,106.16 and 50,229.76 is: 69,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,408.48 : 97,106.16 = 50,229.76 : x
  2. Step 2: Convert to fraction form
    70,408.48/97,106.16 = 50,229.76/x
  3. Step 3: Cross multiply
    70,408.48x = 97,106.16 × 50,229.76
  4. Step 4: Simplify right side
    70,408.48x = 4,877,619,111.32
  5. Step 5: Solve for x
    x = 4,877,619,111.32/70,408.48
  6. Step 6: Final answer
    x = 69,276.02

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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.