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Finding the Fourth Proportional to 73,117.30, 102,597.50 and 73,117.30

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Solution

The fourth proportional to 73,117.30, 102,597.50 and 73,117.30 is: 102,597.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,117.30 : 102,597.50 = 73,117.30 : x
  2. Step 2: Convert to fraction form
    73,117.30/102,597.50 = 73,117.30/x
  3. Step 3: Cross multiply
    73,117.30x = 102,597.50 × 73,117.30
  4. Step 4: Simplify right side
    73,117.30x = 7,501,652,186.75
  5. Step 5: Solve for x
    x = 7,501,652,186.75/73,117.30
  6. Step 6: Final answer
    x = 102,597.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.