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Finding the Fourth Proportional to 64,886.20, 97,329.30 and 23,337.40

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Solution

The fourth proportional to 64,886.20, 97,329.30 and 23,337.40 is: 35,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,886.20 : 97,329.30 = 23,337.40 : x
  2. Step 2: Convert to fraction form
    64,886.20/97,329.30 = 23,337.40/x
  3. Step 3: Cross multiply
    64,886.20x = 97,329.30 × 23,337.40
  4. Step 4: Simplify right side
    64,886.20x = 2,271,412,805.82
  5. Step 5: Solve for x
    x = 2,271,412,805.82/64,886.20
  6. Step 6: Final answer
    x = 35,006.10

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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.