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Finding the Fourth Proportional to 70,594.48, 97,423.56 and 42,299.56

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Solution

The fourth proportional to 70,594.48, 97,423.56 and 42,299.56 is: 58,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,594.48 : 97,423.56 = 42,299.56 : x
  2. Step 2: Convert to fraction form
    70,594.48/97,423.56 = 42,299.56/x
  3. Step 3: Cross multiply
    70,594.48x = 97,423.56 × 42,299.56
  4. Step 4: Simplify right side
    70,594.48x = 4,120,973,721.63
  5. Step 5: Solve for x
    x = 4,120,973,721.63/70,594.48
  6. Step 6: Final answer
    x = 58,375.30

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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.