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Finding the Fourth Proportional to 58,417.20, 87,631.20 and 23,349.60

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Solution

The fourth proportional to 58,417.20, 87,631.20 and 23,349.60 is: 35,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,417.20 : 87,631.20 = 23,349.60 : x
  2. Step 2: Convert to fraction form
    58,417.20/87,631.20 = 23,349.60/x
  3. Step 3: Cross multiply
    58,417.20x = 87,631.20 × 23,349.60
  4. Step 4: Simplify right side
    58,417.20x = 2,046,153,467.52
  5. Step 5: Solve for x
    x = 2,046,153,467.52/58,417.20
  6. Step 6: Final answer
    x = 35,026.56

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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.