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Finding the Fourth Proportional to 62,354.36, 93,520.28 and 17,970.20

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Solution

The fourth proportional to 62,354.36, 93,520.28 and 17,970.20 is: 26,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,354.36 : 93,520.28 = 17,970.20 : x
  2. Step 2: Convert to fraction form
    62,354.36/93,520.28 = 17,970.20/x
  3. Step 3: Cross multiply
    62,354.36x = 93,520.28 × 17,970.20
  4. Step 4: Simplify right side
    62,354.36x = 1,680,578,135.66
  5. Step 5: Solve for x
    x = 1,680,578,135.66/62,354.36
  6. Step 6: Final answer
    x = 26,952.05

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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.