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Finding the Fourth Proportional to 97,243.67, 134,013.06 and 70,340.55

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Solution

The fourth proportional to 97,243.67, 134,013.06 and 70,340.55 is: 96,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,243.67 : 134,013.06 = 70,340.55 : x
  2. Step 2: Convert to fraction form
    97,243.67/134,013.06 = 70,340.55/x
  3. Step 3: Cross multiply
    97,243.67x = 134,013.06 × 70,340.55
  4. Step 4: Simplify right side
    97,243.67x = 9,426,552,347.58
  5. Step 5: Solve for x
    x = 9,426,552,347.58/97,243.67
  6. Step 6: Final answer
    x = 96,937.44

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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.