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Finding the Fourth Proportional to 57,689.04, 79,597.08 and 32,538.60

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Solution

The fourth proportional to 57,689.04, 79,597.08 and 32,538.60 is: 44,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,689.04 : 79,597.08 = 32,538.60 : x
  2. Step 2: Convert to fraction form
    57,689.04/79,597.08 = 32,538.60/x
  3. Step 3: Cross multiply
    57,689.04x = 79,597.08 × 32,538.60
  4. Step 4: Simplify right side
    57,689.04x = 2,589,977,547.29
  5. Step 5: Solve for x
    x = 2,589,977,547.29/57,689.04
  6. Step 6: Final answer
    x = 44,895.49

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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.