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Finding the Fourth Proportional to 32,707.68, 45,124.79 and 18,552.32

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Solution

The fourth proportional to 32,707.68, 45,124.79 and 18,552.32 is: 25,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,707.68 : 45,124.79 = 18,552.32 : x
  2. Step 2: Convert to fraction form
    32,707.68/45,124.79 = 18,552.32/x
  3. Step 3: Cross multiply
    32,707.68x = 45,124.79 × 18,552.32
  4. Step 4: Simplify right side
    32,707.68x = 837,169,564.06
  5. Step 5: Solve for x
    x = 837,169,564.06/32,707.68
  6. Step 6: Final answer
    x = 25,595.50

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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.