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Finding the Fourth Proportional to 153,252.72, 229,887.72 and 46,640.16

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Solution

The fourth proportional to 153,252.72, 229,887.72 and 46,640.16 is: 69,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,252.72 : 229,887.72 = 46,640.16 : x
  2. Step 2: Convert to fraction form
    153,252.72/229,887.72 = 46,640.16/x
  3. Step 3: Cross multiply
    153,252.72x = 229,887.72 × 46,640.16
  4. Step 4: Simplify right side
    153,252.72x = 10,722,000,042.84
  5. Step 5: Solve for x
    x = 10,722,000,042.84/153,252.72
  6. Step 6: Final answer
    x = 69,962.87

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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.