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Finding the Fourth Proportional to 32,666.61, 45,079.59 and 17,762.61

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Solution

The fourth proportional to 32,666.61, 45,079.59 and 17,762.61 is: 24,512.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,666.61 : 45,079.59 = 17,762.61 : x
  2. Step 2: Convert to fraction form
    32,666.61/45,079.59 = 17,762.61/x
  3. Step 3: Cross multiply
    32,666.61x = 45,079.59 × 17,762.61
  4. Step 4: Simplify right side
    32,666.61x = 800,731,176.13
  5. Step 5: Solve for x
    x = 800,731,176.13/32,666.61
  6. Step 6: Final answer
    x = 24,512.22

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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.