Home / 70,741.92-97,623.90-38,913.24

Finding the Fourth Proportional to 70,741.92, 97,623.90 and 38,913.24

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Solution

The fourth proportional to 70,741.92, 97,623.90 and 38,913.24 is: 53,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,741.92 : 97,623.90 = 38,913.24 : x
  2. Step 2: Convert to fraction form
    70,741.92/97,623.90 = 38,913.24/x
  3. Step 3: Cross multiply
    70,741.92x = 97,623.90 × 38,913.24
  4. Step 4: Simplify right side
    70,741.92x = 3,798,862,250.44
  5. Step 5: Solve for x
    x = 3,798,862,250.44/70,741.92
  6. Step 6: Final answer
    x = 53,700.30

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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.