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Finding the Fourth Proportional to 97,681.84, 134,800.95 and 52,969.84

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Solution

The fourth proportional to 97,681.84, 134,800.95 and 52,969.84 is: 73,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.84 : 134,800.95 = 52,969.84 : x
  2. Step 2: Convert to fraction form
    97,681.84/134,800.95 = 52,969.84/x
  3. Step 3: Cross multiply
    97,681.84x = 134,800.95 × 52,969.84
  4. Step 4: Simplify right side
    97,681.84x = 7,140,384,753.35
  5. Step 5: Solve for x
    x = 7,140,384,753.35/97,681.84
  6. Step 6: Final answer
    x = 73,098.39

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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.