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Finding the Fourth Proportional to 111,590.01, 153,991.44 and 63,840.24

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Solution

The fourth proportional to 111,590.01, 153,991.44 and 63,840.24 is: 88,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,590.01 : 153,991.44 = 63,840.24 : x
  2. Step 2: Convert to fraction form
    111,590.01/153,991.44 = 63,840.24/x
  3. Step 3: Cross multiply
    111,590.01x = 153,991.44 × 63,840.24
  4. Step 4: Simplify right side
    111,590.01x = 9,830,850,487.55
  5. Step 5: Solve for x
    x = 9,830,850,487.55/111,590.01
  6. Step 6: Final answer
    x = 88,097.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.