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Finding the Fourth Proportional to 106,897.33, 160,298.60 and 56,968.12

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Solution

The fourth proportional to 106,897.33, 160,298.60 and 56,968.12 is: 85,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,897.33 : 160,298.60 = 56,968.12 : x
  2. Step 2: Convert to fraction form
    106,897.33/160,298.60 = 56,968.12/x
  3. Step 3: Cross multiply
    106,897.33x = 160,298.60 × 56,968.12
  4. Step 4: Simplify right side
    106,897.33x = 9,131,909,595.79
  5. Step 5: Solve for x
    x = 9,131,909,595.79/106,897.33
  6. Step 6: Final answer
    x = 85,426.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.