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Finding the Fourth Proportional to 67,460.80, 100,960.80 and 59,166.40

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Solution

The fourth proportional to 67,460.80, 100,960.80 and 59,166.40 is: 88,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,460.80 : 100,960.80 = 59,166.40 : x
  2. Step 2: Convert to fraction form
    67,460.80/100,960.80 = 59,166.40/x
  3. Step 3: Cross multiply
    67,460.80x = 100,960.80 × 59,166.40
  4. Step 4: Simplify right side
    67,460.80x = 5,973,487,077.12
  5. Step 5: Solve for x
    x = 5,973,487,077.12/67,460.80
  6. Step 6: Final answer
    x = 88,547.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.