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Finding the Fourth Proportional to 70,392.28, 97,104.52 and 43,526.20

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Solution

The fourth proportional to 70,392.28, 97,104.52 and 43,526.20 is: 60,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,392.28 : 97,104.52 = 43,526.20 : x
  2. Step 2: Convert to fraction form
    70,392.28/97,104.52 = 43,526.20/x
  3. Step 3: Cross multiply
    70,392.28x = 97,104.52 × 43,526.20
  4. Step 4: Simplify right side
    70,392.28x = 4,226,590,758.42
  5. Step 5: Solve for x
    x = 4,226,590,758.42/70,392.28
  6. Step 6: Final answer
    x = 60,043.38

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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.