Home / 118,301.93-163,249.07-64,586.84

Finding the Fourth Proportional to 118,301.93, 163,249.07 and 64,586.84

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Solution

The fourth proportional to 118,301.93, 163,249.07 and 64,586.84 is: 89,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,301.93 : 163,249.07 = 64,586.84 : x
  2. Step 2: Convert to fraction form
    118,301.93/163,249.07 = 64,586.84/x
  3. Step 3: Cross multiply
    118,301.93x = 163,249.07 × 64,586.84
  4. Step 4: Simplify right side
    118,301.93x = 10,543,740,667.26
  5. Step 5: Solve for x
    x = 10,543,740,667.26/118,301.93
  6. Step 6: Final answer
    x = 89,125.68

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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.