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Finding the Fourth Proportional to 66,335.58, 91,543.14 and 36,527.58

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Solution

The fourth proportional to 66,335.58, 91,543.14 and 36,527.58 is: 50,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,335.58 : 91,543.14 = 36,527.58 : x
  2. Step 2: Convert to fraction form
    66,335.58/91,543.14 = 36,527.58/x
  3. Step 3: Cross multiply
    66,335.58x = 91,543.14 × 36,527.58
  4. Step 4: Simplify right side
    66,335.58x = 3,343,849,369.80
  5. Step 5: Solve for x
    x = 3,343,849,369.80/66,335.58
  6. Step 6: Final answer
    x = 50,408.08

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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.