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Finding the Fourth Proportional to 64,325.12, 96,925.84 and 52,894.40

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Solution

The fourth proportional to 64,325.12, 96,925.84 and 52,894.40 is: 79,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,325.12 : 96,925.84 = 52,894.40 : x
  2. Step 2: Convert to fraction form
    64,325.12/96,925.84 = 52,894.40/x
  3. Step 3: Cross multiply
    64,325.12x = 96,925.84 × 52,894.40
  4. Step 4: Simplify right side
    64,325.12x = 5,126,834,151.30
  5. Step 5: Solve for x
    x = 5,126,834,151.30/64,325.12
  6. Step 6: Final answer
    x = 79,701.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.