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Finding the Fourth Proportional to 58,179.48, 87,269.22 and 46,437.72

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Solution

The fourth proportional to 58,179.48, 87,269.22 and 46,437.72 is: 69,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,179.48 : 87,269.22 = 46,437.72 : x
  2. Step 2: Convert to fraction form
    58,179.48/87,269.22 = 46,437.72/x
  3. Step 3: Cross multiply
    58,179.48x = 87,269.22 × 46,437.72
  4. Step 4: Simplify right side
    58,179.48x = 4,052,583,602.98
  5. Step 5: Solve for x
    x = 4,052,583,602.98/58,179.48
  6. Step 6: Final answer
    x = 69,656.58

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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.