Home / 70,540.75-97,346.24-42,262.84

Finding the Fourth Proportional to 70,540.75, 97,346.24 and 42,262.84

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Solution

The fourth proportional to 70,540.75, 97,346.24 and 42,262.84 is: 58,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,540.75 : 97,346.24 = 42,262.84 : x
  2. Step 2: Convert to fraction form
    70,540.75/97,346.24 = 42,262.84/x
  3. Step 3: Cross multiply
    70,540.75x = 97,346.24 × 42,262.84
  4. Step 4: Simplify right side
    70,540.75x = 4,114,128,565.72
  5. Step 5: Solve for x
    x = 4,114,128,565.72/70,540.75
  6. Step 6: Final answer
    x = 58,322.72

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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.