Home / 70,400.28-97,115.58-43,534.20

Finding the Fourth Proportional to 70,400.28, 97,115.58 and 43,534.20

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Solution

The fourth proportional to 70,400.28, 97,115.58 and 43,534.20 is: 60,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,400.28 : 97,115.58 = 43,534.20 : x
  2. Step 2: Convert to fraction form
    70,400.28/97,115.58 = 43,534.20/x
  3. Step 3: Cross multiply
    70,400.28x = 97,115.58 × 43,534.20
  4. Step 4: Simplify right side
    70,400.28x = 4,227,849,082.84
  5. Step 5: Solve for x
    x = 4,227,849,082.84/70,400.28
  6. Step 6: Final answer
    x = 60,054.44

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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.