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Finding the Fourth Proportional to 58,968.30, 88,452.45 and 35,640.30

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Solution

The fourth proportional to 58,968.30, 88,452.45 and 35,640.30 is: 53,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,968.30 : 88,452.45 = 35,640.30 : x
  2. Step 2: Convert to fraction form
    58,968.30/88,452.45 = 35,640.30/x
  3. Step 3: Cross multiply
    58,968.30x = 88,452.45 × 35,640.30
  4. Step 4: Simplify right side
    58,968.30x = 3,152,471,853.74
  5. Step 5: Solve for x
    x = 3,152,471,853.74/58,968.30
  6. Step 6: Final answer
    x = 53,460.45

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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.