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Finding the Fourth Proportional to 86,335.54, 119,210.62 and 67,526.26

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Solution

The fourth proportional to 86,335.54, 119,210.62 and 67,526.26 is: 93,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335.54 : 119,210.62 = 67,526.26 : x
  2. Step 2: Convert to fraction form
    86,335.54/119,210.62 = 67,526.26/x
  3. Step 3: Cross multiply
    86,335.54x = 119,210.62 × 67,526.26
  4. Step 4: Simplify right side
    86,335.54x = 8,049,847,320.88
  5. Step 5: Solve for x
    x = 8,049,847,320.88/86,335.54
  6. Step 6: Final answer
    x = 93,239.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.