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Finding the Fourth Proportional to 113,894.30, 170,841.45 and 35,008.40

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Solution

The fourth proportional to 113,894.30, 170,841.45 and 35,008.40 is: 52,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,894.30 : 170,841.45 = 35,008.40 : x
  2. Step 2: Convert to fraction form
    113,894.30/170,841.45 = 35,008.40/x
  3. Step 3: Cross multiply
    113,894.30x = 170,841.45 × 35,008.40
  4. Step 4: Simplify right side
    113,894.30x = 5,980,885,818.18
  5. Step 5: Solve for x
    x = 5,980,885,818.18/113,894.30
  6. Step 6: Final answer
    x = 52,512.60

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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.