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Finding the Fourth Proportional to 58,483.46, 80,707.10 and 32,989.75

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Solution

The fourth proportional to 58,483.46, 80,707.10 and 32,989.75 is: 45,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,483.46 : 80,707.10 = 32,989.75 : x
  2. Step 2: Convert to fraction form
    58,483.46/80,707.10 = 32,989.75/x
  3. Step 3: Cross multiply
    58,483.46x = 80,707.10 × 32,989.75
  4. Step 4: Simplify right side
    58,483.46x = 2,662,506,685.51
  5. Step 5: Solve for x
    x = 2,662,506,685.51/58,483.46
  6. Step 6: Final answer
    x = 45,525.80

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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.