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Finding the Fourth Proportional to 59,203.61, 88,817.08 and 19,215.12

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Solution

The fourth proportional to 59,203.61, 88,817.08 and 19,215.12 is: 28,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,203.61 : 88,817.08 = 19,215.12 : x
  2. Step 2: Convert to fraction form
    59,203.61/88,817.08 = 19,215.12/x
  3. Step 3: Cross multiply
    59,203.61x = 88,817.08 × 19,215.12
  4. Step 4: Simplify right side
    59,203.61x = 1,706,631,225.35
  5. Step 5: Solve for x
    x = 1,706,631,225.35/59,203.61
  6. Step 6: Final answer
    x = 28,826.47

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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.