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Finding the Fourth Proportional to 59,220.68, 81,722.10 and 32,364.08

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Solution

The fourth proportional to 59,220.68, 81,722.10 and 32,364.08 is: 44,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,220.68 : 81,722.10 = 32,364.08 : x
  2. Step 2: Convert to fraction form
    59,220.68/81,722.10 = 32,364.08/x
  3. Step 3: Cross multiply
    59,220.68x = 81,722.10 × 32,364.08
  4. Step 4: Simplify right side
    59,220.68x = 2,644,860,582.17
  5. Step 5: Solve for x
    x = 2,644,860,582.17/59,220.68
  6. Step 6: Final answer
    x = 44,661.10

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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.