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Finding the Fourth Proportional to 160,345.70, 240,555.99 and 46,495.91

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Solution

The fourth proportional to 160,345.70, 240,555.99 and 46,495.91 is: 69,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,345.70 : 240,555.99 = 46,495.91 : x
  2. Step 2: Convert to fraction form
    160,345.70/240,555.99 = 46,495.91/x
  3. Step 3: Cross multiply
    160,345.70x = 240,555.99 × 46,495.91
  4. Step 4: Simplify right side
    160,345.70x = 11,184,869,661.00
  5. Step 5: Solve for x
    x = 11,184,869,661.00/160,345.70
  6. Step 6: Final answer
    x = 69,754.72

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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.