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Finding the Fourth Proportional to 70,425.44, 97,187.10 and 38,595.07

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Solution

The fourth proportional to 70,425.44, 97,187.10 and 38,595.07 is: 53,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,425.44 : 97,187.10 = 38,595.07 : x
  2. Step 2: Convert to fraction form
    70,425.44/97,187.10 = 38,595.07/x
  3. Step 3: Cross multiply
    70,425.44x = 97,187.10 × 38,595.07
  4. Step 4: Simplify right side
    70,425.44x = 3,750,942,927.60
  5. Step 5: Solve for x
    x = 3,750,942,927.60/70,425.44
  6. Step 6: Final answer
    x = 53,261.19

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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.