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Finding the Fourth Proportional to 73,699.18, 101,707.59 and 41,873.47

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Solution

The fourth proportional to 73,699.18, 101,707.59 and 41,873.47 is: 57,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,699.18 : 101,707.59 = 41,873.47 : x
  2. Step 2: Convert to fraction form
    73,699.18/101,707.59 = 41,873.47/x
  3. Step 3: Cross multiply
    73,699.18x = 101,707.59 × 41,873.47
  4. Step 4: Simplify right side
    73,699.18x = 4,258,849,718.64
  5. Step 5: Solve for x
    x = 4,258,849,718.64/73,699.18
  6. Step 6: Final answer
    x = 57,786.93

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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.